10100220131220 has 96 divisors (see below), whose sum is σ = 29223922646016. Its totient is φ = 2603738035200.

The previous prime is 10100220131219. The next prime is 10100220131249. The reversal of 10100220131220 is 2213102200101.

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 10100220131220.

It is a congruent number.

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, 1135089 + ... + 4635608.

It is an arithmetic number, because the mean of its divisors is an integer number (304415860896).

Almost surely, 2^{10100220131220} is an apocalyptic number.

10100220131220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10100220131220 is an abundant number, since it is smaller than the sum of its proper divisors (19123702514796).

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

10100220131220 is a wasteful number, since it uses less digits than its factorization.

10100220131220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771681 (or 5771679 counting only the distinct ones).

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

Adding to 10100220131220 its reverse (2213102200101), we get a palindrome (12313322331321).

The spelling of 10100220131220 in words is "ten trillion, one hundred billion, two hundred twenty million, one hundred thirty-one thousand, two hundred twenty".