1121132312202 has 16 divisors (see below), whose sum is σ = 2562588142272. Its totient is φ = 320323517760.

The previous prime is 1121132312191. The next prime is 1121132312221. The reversal of 1121132312202 is 2022132311211.

It is a super-2 number, since 2×1121132312202² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 13346813199 + ... + 13346813282.

It is an arithmetic number, because the mean of its divisors is an integer number (160161758892).

Almost surely, 2^{1121132312202} is an apocalyptic number.

1121132312202 is an abundant number, since it is smaller than the sum of its proper divisors (1441455830070).

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

1121132312202 is a wasteful number, since it uses less digits than its factorization.

1121132312202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26693626493.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1121132312202 its reverse (2022132311211), we get a palindrome (3143264623413).

Subtracting 1121132312202 from its reverse (2022132311211), we obtain a palindrome (900999999009).

The spelling of 1121132312202 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-two million, three hundred twelve thousand, two hundred two".