1122211010123 has 32 divisors (see below), whose sum is σ = 1297847040000. Its totient is φ = 950494849920.

The previous prime is 1122211010117. The next prime is 1122211010143. The reversal of 1122211010123 is 3210101122211.

It is a happy number.

It is not a de Polignac number, because 1122211010123 - 2²² = 1122206815819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122211010143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123193493 + ... + 123202601.

It is an arithmetic number, because the mean of its divisors is an integer number (40557720000).

Almost surely, 2^{1122211010123} is an apocalyptic number.

1122211010123 is a deficient number, since it is larger than the sum of its proper divisors (175636029877).

1122211010123 is a wasteful number, since it uses less digits than its factorization.

1122211010123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1122211010123 its reverse (3210101122211), we get a palindrome (4332312132334).

The spelling of 1122211010123 in words is "one trillion, one hundred twenty-two billion, two hundred eleven million, ten thousand, one hundred twenty-three".