20021022022010 has 32 divisors (see below), whose sum is σ = 36071568315792. Its totient is φ = 8000915028480.

The previous prime is 20021022021919. The next prime is 20021022022051. The reversal of 20021022022010 is 1022022012002.

It can be written as a sum of positive squares in 8 ways, for example, as 2041666619161 + 17979355402849 = 1428869^2 + 4240207^2 .

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, 114674702 + ... + 114849158.

Almost surely, 2^{20021022022010} is an apocalyptic number.

20021022022010 is a deficient number, since it is larger than the sum of its proper divisors (16050546293782).

20021022022010 is a wasteful number, since it uses less digits than its factorization.

20021022022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185138.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20021022022010 its reverse (1022022012002), we get a palindrome (21043044034012).

The spelling of 20021022022010 in words is "twenty trillion, twenty-one billion, twenty-two million, twenty-two thousand, ten".