1121212012202 has 8 divisors (see below), whose sum is σ = 1681885698276. Its totient is φ = 560583446112.

The previous prime is 1121212012187. The next prime is 1121212012213. The reversal of 1121212012202 is 2022102121211.

It can be written as a sum of positive squares in 2 ways, for example, as 1044138592561 + 77073419641 = 1021831^2 + 277621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 11217803 + ... + 11317310.

Almost surely, 2^{1121212012202} is an apocalyptic number.

1121212012202 is a deficient number, since it is larger than the sum of its proper divisors (560673686074).

1121212012202 is a wasteful number, since it uses less digits than its factorization.

1121212012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22559992.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1121212012202 its reverse (2022102121211), we get a palindrome (3143314133413).

The spelling of 1121212012202 in words is "one trillion, one hundred twenty-one billion, two hundred twelve million, twelve thousand, two hundred two".