202012011021010 has 32 divisors (see below), whose sum is σ = 364285463441472. Its totient is φ = 80657359970880.

The previous prime is 202012011020983. The next prime is 202012011021053. The reversal of 202012011021010 is 10120110210202.

It is a super-2 number, since 2×202012011021010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16401057 + ... + 25942603.

It is an arithmetic number, because the mean of its divisors is an integer number (11383920732546).

Almost surely, 2^{202012011021010} is an apocalyptic number.

202012011021010 is a deficient number, since it is larger than the sum of its proper divisors (162273452420462).

202012011021010 is a wasteful number, since it uses less digits than its factorization.

202012011021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9545418.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202012011021010 its reverse (10120110210202), we get a palindrome (212132121231212).

The spelling of 202012011021010 in words is "two hundred two trillion, twelve billion, eleven million, twenty-one thousand, ten".