202021022020010 has 16 divisors (see below), whose sum is σ = 365739792469416. Its totient is φ = 80341308178368.

The previous prime is 202021022020003. The next prime is 202021022020073. The reversal of 202021022020010 is 10020220120202.

It can be written as a sum of positive squares in 4 ways, for example, as 172065946646881 + 29955075373129 = 13117391^2 + 5473123^2 .

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, 58387576889 + ... + 58387580348.

Almost surely, 2^{202021022020010} is an apocalyptic number.

202021022020010 is a deficient number, since it is larger than the sum of its proper divisors (163718770449406).

202021022020010 is a wasteful number, since it uses less digits than its factorization.

202021022020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116775157417.

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

Adding to 202021022020010 its reverse (10020220120202), we get a palindrome (212041242140212).

The spelling of 202021022020010 in words is "two hundred two trillion, twenty-one billion, twenty-two million, twenty thousand, ten".