201021002020113 has 32 divisors (see below), whose sum is σ = 295130107049472. Its totient is φ = 120690967900800.

The previous prime is 201021002020073. The next prime is 201021002020117. The reversal of 201021002020113 is 311020200120102.

It is not a de Polignac number, because 201021002020113 - 2⁹ = 201021002019601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201021002020092 and 201021002020101.

It is not an unprimeable number, because it can be changed into a prime (201021002020117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385752070 + ... + 386272832.

It is an arithmetic number, because the mean of its divisors is an integer number (9222815845296).

Almost surely, 2^{201021002020113} is an apocalyptic number.

It is an amenable number.

201021002020113 is a deficient number, since it is larger than the sum of its proper divisors (94109105029359).

201021002020113 is a wasteful number, since it uses less digits than its factorization.

201021002020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630205.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201021002020113 its reverse (311020200120102), we get a palindrome (512041202140215).

The spelling of 201021002020113 in words is "two hundred one trillion, twenty-one billion, two million, twenty thousand, one hundred thirteen".