20202221011010 has 16 divisors (see below), whose sum is σ = 36417711270456. Its totient is φ = 8068952082048.

The previous prime is 20202221010919. The next prime is 20202221011043. The reversal of 20202221011010 is 1011012220202.

It can be written as a sum of positive squares in 4 ways, for example, as 19424020038361 + 778200972649 = 4407269^2 + 882157^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1492033187 + ... + 1492046726.

Almost surely, 2^{20202221011010} is an apocalyptic number.

20202221011010 is a deficient number, since it is larger than the sum of its proper divisors (16215490259446).

20202221011010 is a wasteful number, since it uses less digits than its factorization.

20202221011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984080597.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20202221011010 its reverse (1011012220202), we get a palindrome (21213233231212).

The spelling of 20202221011010 in words is "twenty trillion, two hundred two billion, two hundred twenty-one million, eleven thousand, ten".