20206774202 has 16 divisors (see below), whose sum is σ = 31022272512. Its totient is φ = 9866950320.

The previous prime is 20206774201. The next prime is 20206774219. The reversal of 20206774202 is 20247760202.

It is a super-2 number, since 2×20206774202² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20206774201) 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, 189818 + ... + 276485.

It is an arithmetic number, because the mean of its divisors is an integer number (1938892032).

Almost surely, 2^20206774202 is an apocalyptic number.

20206774202 is a deficient number, since it is larger than the sum of its proper divisors (10815498310).

20206774202 is a wasteful number, since it uses less digits than its factorization.

20206774202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466813.

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 20206774202 in words is "twenty billion, two hundred six million, seven hundred seventy-four thousand, two hundred two".