10010120021220 has 96 divisors (see below), whose sum is σ = 30879103118976. Its totient is φ = 2402669056000.

The previous prime is 10010120021219. The next prime is 10010120021233. The reversal of 10010120021220 is 2212002101001.

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 = 10010120021196 and 10010120021205.

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, 75016749 + ... + 75150068.

It is an arithmetic number, because the mean of its divisors is an integer number (321657324156).

Almost surely, 2^{10010120021220} is an apocalyptic number.

10010120021220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010120021220 is an abundant number, since it is smaller than the sum of its proper divisors (20868983097756).

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

10010120021220 is a wasteful number, since it uses less digits than its factorization.

10010120021220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150166941 (or 150166939 counting only the distinct ones).

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

Adding to 10010120021220 its reverse (2212002101001), we get a palindrome (12222122122221).

The spelling of 10010120021220 in words is "ten trillion, ten billion, one hundred twenty million, twenty-one thousand, two hundred twenty".