10011022012020 has 48 divisors (see below), whose sum is σ = 28216496504448. Its totient is φ = 2651926358400.

The previous prime is 10011022012003. The next prime is 10011022012177. The reversal of 10011022012020 is 2021022011001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10011022011987 and 10011022012005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552475599 + ... + 552493718.

It is an arithmetic number, because the mean of its divisors is an integer number (587843677176).

Almost surely, 2^{10011022012020} is an apocalyptic number.

10011022012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011022012020 is an abundant number, since it is smaller than the sum of its proper divisors (18205474492428).

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

10011022012020 is a wasteful number, since it uses less digits than its factorization.

10011022012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104969480 (or 1104969478 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10011022012020 its reverse (2021022011001), we get a palindrome (12032044023021).

The spelling of 10011022012020 in words is "ten trillion, eleven billion, twenty-two million, twelve thousand, twenty".