1121011022112 has 24 divisors (see below), whose sum is σ = 2942653933296. Its totient is φ = 373670340672.

The previous prime is 1121011022081. The next prime is 1121011022129. The reversal of 1121011022112 is 2112201101211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 1121011022091 and 1121011022100.

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, 5838598978 + ... + 5838599169.

It is an arithmetic number, because the mean of its divisors is an integer number (122610580554).

Almost surely, 2^{1121011022112} is an apocalyptic number.

1121011022112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121011022112 is an abundant number, since it is smaller than the sum of its proper divisors (1821642911184).

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

1121011022112 is a wasteful number, since it uses less digits than its factorization.

1121011022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11677198160 (or 11677198152 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121011022112 its reverse (2112201101211), we get a palindrome (3233212123323).

The spelling of 1121011022112 in words is "one trillion, one hundred twenty-one billion, eleven million, twenty-two thousand, one hundred twelve".