2121132001122 has 32 divisors (see below), whose sum is σ = 4759390047360. Its totient is φ = 700179493680.

The previous prime is 2121132001111. The next prime is 2121132001199. The reversal of 2121132001122 is 2211002311212.

2121132001122 is a `hidden beast` number, since 21 + 211 + 320 + 0 + 112 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2121132001095 and 2121132001104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190675129 + ... + 190686252.

It is an arithmetic number, because the mean of its divisors is an integer number (148730938980).

Almost surely, 2^{2121132001122} is an apocalyptic number.

2121132001122 is an abundant number, since it is smaller than the sum of its proper divisors (2638258046238).

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

2121132001122 is a wasteful number, since it uses less digits than its factorization.

2121132001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381361495 (or 381361489 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2121132001122 its reverse (2211002311212), we get a palindrome (4332134312334).

The spelling of 2121132001122 in words is "two trillion, one hundred twenty-one billion, one hundred thirty-two million, one thousand, one hundred twenty-two".