1122200311 has 16 divisors (see below), whose sum is σ = 1211683104. Its totient is φ = 1035500544.

The previous prime is 1122200309. The next prime is 1122200329. The reversal of 1122200311 is 1130022211.

It is a cyclic number.

It is not a de Polignac number, because 1122200311 - 2¹ = 1122200309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122200291 and 1122200300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122200351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212080 + ... + 217306.

It is an arithmetic number, because the mean of its divisors is an integer number (75730194).

Almost surely, 2^1122200311 is an apocalyptic number.

1122200311 is a deficient number, since it is larger than the sum of its proper divisors (89482793).

1122200311 is a wasteful number, since it uses less digits than its factorization.

1122200311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5490.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1122200311 is about 33499.2583649250. The cubic root of 1122200311 is about 1039.1784411003.

Adding to 1122200311 its reverse (1130022211), we get a palindrome (2252222522).

The spelling of 1122200311 in words is "one billion, one hundred twenty-two million, two hundred thousand, three hundred eleven".