21324423611010 has 64 divisors (see below), whose sum is σ = 58016245633920. Its totient is φ = 4972821050880.

The previous prime is 21324423610981. The next prime is 21324423611017. The reversal of 21324423611010 is 1011632442312.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (21324423611017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1438887571 + ... + 1438902390.

It is an arithmetic number, because the mean of its divisors is an integer number (906503838030).

Almost surely, 2^{21324423611010} is an apocalyptic number.

21324423611010 is an abundant number, since it is smaller than the sum of its proper divisors (36691822022910).

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

21324423611010 is a wasteful number, since it uses less digits than its factorization.

21324423611010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877790003.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 21324423611010 in words is "twenty-one trillion, three hundred twenty-four billion, four hundred twenty-three million, six hundred eleven thousand, ten".