21010100313000 has 128 divisors (see below), whose sum is σ = 67323175845120. Its totient is φ = 5451269241600.

The previous prime is 21010100312983. The next prime is 21010100313109. The reversal of 21010100313000 is 31300101012.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94529092 + ... + 94751091.

It is an arithmetic number, because the mean of its divisors is an integer number (525962311290).

Almost surely, 2^{21010100313000} is an apocalyptic number.

21010100313000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21010100313000 is an abundant number, since it is smaller than the sum of its proper divisors (46313075532120).

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

21010100313000 is a wasteful number, since it uses less digits than its factorization.

21010100313000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189280244 (or 189280230 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 21010100313000 its reverse (31300101012), we get a palindrome (21041400414012).

The spelling of 21010100313000 in words is "twenty-one trillion, ten billion, one hundred million, three hundred thirteen thousand".