10012111022220 has 48 divisors (see below), whose sum is σ = 28254650339328. Its totient is φ = 2648873465280.

The previous prime is 10012111022191. The next prime is 10012111022267. The reversal of 10012111022220 is 2222011121001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10012111022220.

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, 656955046 + ... + 656970285.

It is an arithmetic number, because the mean of its divisors is an integer number (588638548736).

Almost surely, 2^{10012111022220} is an apocalyptic number.

10012111022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012111022220 is an abundant number, since it is smaller than the sum of its proper divisors (18242539317108).

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

10012111022220 is a wasteful number, since it uses less digits than its factorization.

10012111022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313925470 (or 1313925468 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10012111022220 its reverse (2222011121001), we get a palindrome (12234122143221).

The spelling of 10012111022220 in words is "ten trillion, twelve billion, one hundred eleven million, twenty-two thousand, two hundred twenty".