20000202021074 has 12 divisors (see below), whose sum is σ = 32975539696302. Its totient is φ = 9091000918560.

The previous prime is 20000202021073. The next prime is 20000202021097. The reversal of 20000202021074 is 47012020200002.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16438621564849 + 3561580456225 = 4054457^2 + 1887215^2 .

It is a super-2 number, since 2×20000202021074² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20000202021071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41322731207 + ... + 41322731690.

Almost surely, 2^{20000202021074} is an apocalyptic number.

20000202021074 is a deficient number, since it is larger than the sum of its proper divisors (12975337675228).

20000202021074 is a wasteful number, since it uses less digits than its factorization.

20000202021074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82645462921 (or 82645462910 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

Adding to 20000202021074 its reverse (47012020200002), we get a palindrome (67012222221076).

The spelling of 20000202021074 in words is "twenty trillion, two hundred two million, twenty-one thousand, seventy-four".