22013121030000 has 100 divisors (see below), whose sum is σ = 71061289864488. Its totient is φ = 5870165600000.

The previous prime is 22013121029983. The next prime is 22013121030037. The reversal of 22013121030000 is 3012131022.

It is a tau number, because it is divible by the number of its divisors (100).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 366855351 + ... + 366915350.

Almost surely, 2^{22013121030000} is an apocalyptic number.

22013121030000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22013121030000 is an abundant number, since it is smaller than the sum of its proper divisors (49048168834488).

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

22013121030000 is an equidigital number, since it uses as much as digits as its factorization.

22013121030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733770732 (or 733770711 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22013121030000 its reverse (3012131022), we get a palindrome (22016133161022).

The spelling of 22013121030000 in words is "twenty-two trillion, thirteen billion, one hundred twenty-one million, thirty thousand".