1121203011132 has 72 divisors (see below), whose sum is σ = 2857824889920. Its totient is φ = 370625633280.

The previous prime is 1121203011109. The next prime is 1121203011169. The reversal of 1121203011132 is 2311103021211.

1121203011132 is a `hidden beast` number, since 112 + 120 + 301 + 1 + 132 = 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 23 ways as a sum of consecutive naturals, for example, 1803208 + ... + 2343920.

It is an arithmetic number, because the mean of its divisors is an integer number (39692012360).

Almost surely, 2^{1121203011132} is an apocalyptic number.

1121203011132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121203011132 is an abundant number, since it is smaller than the sum of its proper divisors (1736621878788).

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

1121203011132 is a wasteful number, since it uses less digits than its factorization.

1121203011132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541203 (or 541198 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1121203011132 its reverse (2311103021211), we get a palindrome (3432306032343).

The spelling of 1121203011132 in words is "one trillion, one hundred twenty-one billion, two hundred three million, eleven thousand, one hundred thirty-two".