102302431421000 has 256 divisors, whose sum is σ = 249857208057600. Its totient is φ = 39157337856000.

The previous prime is 102302431420997. The next prime is 102302431421053. The reversal of 102302431421000 is 124134203201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2989795892 + ... + 2989830108.

It is an arithmetic number, because the mean of its divisors is an integer number (976004718975).

Almost surely, 2^{102302431421000} is an apocalyptic number.

102302431421000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102302431421000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124928604028800).

102302431421000 is an abundant number, since it is smaller than the sum of its proper divisors (147554776636600).

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

102302431421000 is a wasteful number, since it uses less digits than its factorization.

102302431421000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35185 (or 35171 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 102302431421000 its reverse (124134203201), we get a palindrome (102426565624201).

The spelling of 102302431421000 in words is "one hundred two trillion, three hundred two billion, four hundred thirty-one million, four hundred twenty-one thousand".