20315277122 has 16 divisors (see below), whose sum is σ = 35034733440. Its totient is φ = 8654411328.

The previous prime is 20315277107. The next prime is 20315277127. The reversal of 20315277122 is 22177251302.

It is not an unprimeable number, because it can be changed into a prime (20315277127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4342247 + ... + 4346922.

It is an arithmetic number, because the mean of its divisors is an integer number (2189670840).

Almost surely, 2^20315277122 is an apocalyptic number.

20315277122 is a deficient number, since it is larger than the sum of its proper divisors (14719456318).

20315277122 is a wasteful number, since it uses less digits than its factorization.

20315277122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8689345.

The product of its (nonzero) digits is 11760, while the sum is 32.

The spelling of 20315277122 in words is "twenty billion, three hundred fifteen million, two hundred seventy-seven thousand, one hundred twenty-two".