1121000222232 has 48 divisors (see below), whose sum is σ = 3312046113480. Its totient is φ = 339697036800.

The previous prime is 1121000222219. The next prime is 1121000222263. The reversal of 1121000222232 is 2322220001211.

1121000222232 is a `hidden beast` number, since 1 + 1 + 210 + 0 + 0 + 222 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707701369 + ... + 707702952.

Almost surely, 2^{1121000222232} is an apocalyptic number.

1121000222232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121000222232 is an abundant number, since it is smaller than the sum of its proper divisors (2191045891248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121000222232 is a wasteful number, since it uses less digits than its factorization.

1121000222232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415404344 (or 1415404337 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1121000222232 its reverse (2322220001211), we get a palindrome (3443220223443).

The spelling of 1121000222232 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two thousand, two hundred thirty-two".