1121892035898 has 16 divisors (see below), whose sum is σ = 2244400032096. Its totient is φ = 373861351920.

The previous prime is 1121892035857. The next prime is 1121892035903. The reversal of 1121892035898 is 8985302981211.

It is a super-2 number, since 2×1121892035898² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25641333 + ... + 25685048.

It is an arithmetic number, because the mean of its divisors is an integer number (140275002006).

Almost surely, 2^{1121892035898} is an apocalyptic number.

1121892035898 is an abundant number, since it is smaller than the sum of its proper divisors (1122507996198).

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

1121892035898 is a wasteful number, since it uses less digits than its factorization.

1121892035898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51330029.

The product of its (nonzero) digits is 2488320, while the sum is 57.

The spelling of 1121892035898 in words is "one trillion, one hundred twenty-one billion, eight hundred ninety-two million, thirty-five thousand, eight hundred ninety-eight".