10011012122020 has 96 divisors (see below), whose sum is σ = 26298790269696. Its totient is φ = 3116380608000.

The previous prime is 10011012122009. The next prime is 10011012122057. The reversal of 10011012122020 is 2022121011001.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44975506 + ... + 45197545.

It is an arithmetic number, because the mean of its divisors is an integer number (273945731976).

Almost surely, 2^{10011012122020} is an apocalyptic number.

10011012122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011012122020 is an abundant number, since it is smaller than the sum of its proper divisors (16287778147676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10011012122020 is a wasteful number, since it uses less digits than its factorization.

10011012122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90173141 (or 90173139 counting only the distinct ones).

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

Adding to 10011012122020 its reverse (2022121011001), we get a palindrome (12033133133021).

The spelling of 10011012122020 in words is "ten trillion, eleven billion, twelve million, one hundred twenty-two thousand, twenty".