102021300432044 has 72 divisors (see below), whose sum is σ = 207800285995008. Its totient is φ = 43699405643040.

The previous prime is 102021300432001. The next prime is 102021300432053. The reversal of 102021300432044 is 440234003120201.

It is a super-2 number, since 2×102021300432044² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6929375267 + ... + 6929389989.

It is an arithmetic number, because the mean of its divisors is an integer number (2886115083264).

Almost surely, 2^{102021300432044} is an apocalyptic number.

102021300432044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

102021300432044 is an abundant number, since it is smaller than the sum of its proper divisors (105778985562964).

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

102021300432044 is a wasteful number, since it uses less digits than its factorization.

102021300432044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31755 (or 31746 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 102021300432044 its reverse (440234003120201), we get a palindrome (542255303552245).

The spelling of 102021300432044 in words is "one hundred two trillion, twenty-one billion, three hundred million, four hundred thirty-two thousand, forty-four".