20121762775226 has 32 divisors (see below), whose sum is σ = 35058275463168. Its totient is φ = 8483273251200.

The previous prime is 20121762775199. The next prime is 20121762775237. The reversal of 20121762775226 is 62257726712102.

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, 25311725 + ... + 26094576.

It is an arithmetic number, because the mean of its divisors is an integer number (1095571108224).

Almost surely, 2^{20121762775226} is an apocalyptic number.

20121762775226 is a deficient number, since it is larger than the sum of its proper divisors (14936512687942).

20121762775226 is a wasteful number, since it uses less digits than its factorization.

20121762775226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51406766.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 20121762775226 in words is "twenty trillion, one hundred twenty-one billion, seven hundred sixty-two million, seven hundred seventy-five thousand, two hundred twenty-six".