2221121000132 has 12 divisors (see below), whose sum is σ = 3887078086080. Its totient is φ = 1110527261256.

The previous prime is 2221121000123. The next prime is 2221121000159. The reversal of 2221121000132 is 2310001211222.

It is a self number, because there is not a number n which added to its sum of digits gives 2221121000132.

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, 8159048 + ... + 8426879.

It is an arithmetic number, because the mean of its divisors is an integer number (323923173840).

Almost surely, 2^{2221121000132} is an apocalyptic number.

It is an amenable number.

2221121000132 is a deficient number, since it is larger than the sum of its proper divisors (1665957085948).

2221121000132 is a wasteful number, since it uses less digits than its factorization.

2221121000132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16619410 (or 16619408 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2221121000132 its reverse (2310001211222), we get a palindrome (4531122211354).

The spelling of 2221121000132 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred thirty-two", and thus it is an aban number.