2031155222 has 8 divisors (see below), whose sum is σ = 3048899400. Its totient is φ = 1014855424.

The previous prime is 2031155201. The next prime is 2031155303. The reversal of 2031155222 is 2225511302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357572 + ... + 363207.

It is an arithmetic number, because the mean of its divisors is an integer number (381112425).

Almost surely, 2^2031155222 is an apocalyptic number.

2031155222 is a deficient number, since it is larger than the sum of its proper divisors (1017744178).

2031155222 is a wasteful number, since it uses less digits than its factorization.

2031155222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722190.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2031155222 is about 45068.3394635303. The cubic root of 2031155222 is about 1266.4295569874.

Adding to 2031155222 its reverse (2225511302), we get a palindrome (4256666524).

The spelling of 2031155222 in words is "two billion, thirty-one million, one hundred fifty-five thousand, two hundred twenty-two".