222451101 has 12 divisors (see below), whose sum is σ = 335288928. Its totient is φ = 141852744.

The previous prime is 222451093. The next prime is 222451109. The reversal of 222451101 is 101154222.

222451101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222451093) and next prime (222451109).

It is not a de Polignac number, because 222451101 - 2³ = 222451093 is a prime.

It is a super-2 number, since 2×222451101² = 98968984672224402, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222451109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537115 + ... + 537528.

It is an arithmetic number, because the mean of its divisors is an integer number (27940744).

Almost surely, 2^222451101 is an apocalyptic number.

It is an amenable number.

222451101 is a deficient number, since it is larger than the sum of its proper divisors (112837827).

222451101 is a wasteful number, since it uses less digits than its factorization.

222451101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074672 (or 1074669 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 222451101 is about 14914.7947019059. The cubic root of 222451101 is about 605.9147430953.

The spelling of 222451101 in words is "two hundred twenty-two million, four hundred fifty-one thousand, one hundred one".