1121012111120 has 40 divisors (see below), whose sum is σ = 2843294356800. Its totient is φ = 407640767360.

The previous prime is 1121012111119. The next prime is 1121012111143. The reversal of 1121012111120 is 211112101211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×1121012111120³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121012111095 and 1121012111104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636937820 + ... + 636939579.

It is an arithmetic number, because the mean of its divisors is an integer number (71082358920).

Almost surely, 2^{1121012111120} is an apocalyptic number.

1121012111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121012111120 is an abundant number, since it is smaller than the sum of its proper divisors (1722282245680).

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

1121012111120 is a wasteful number, since it uses less digits than its factorization.

1121012111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273877423 (or 1273877417 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1121012111120 its reverse (211112101211), we get a palindrome (1332124212331).

Subtracting from 1121012111120 its reverse (211112101211), we obtain a palindrome (909900009909).

The spelling of 1121012111120 in words is "one trillion, one hundred twenty-one billion, twelve million, one hundred eleven thousand, one hundred twenty".