2151155161010 has 16 divisors (see below), whose sum is σ = 3911997634776. Its totient is φ = 851591321088.

The previous prime is 2151155160991. The next prime is 2151155161021. The reversal of 2151155161010 is 101615511512.

It can be written as a sum of positive squares in 4 ways, for example, as 920757312721 + 1230397848289 = 959561^2 + 1109233^2 .

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, 1108841897 + ... + 1108843836.

Almost surely, 2^{2151155161010} is an apocalyptic number.

2151155161010 is a deficient number, since it is larger than the sum of its proper divisors (1760842473766).

2151155161010 is a wasteful number, since it uses less digits than its factorization.

2151155161010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217685837.

The product of its (nonzero) digits is 1500, while the sum is 29.

The spelling of 2151155161010 in words is "two trillion, one hundred fifty-one billion, one hundred fifty-five million, one hundred sixty-one thousand, ten".