102012514403020 has 72 divisors (see below), whose sum is σ = 232210277337024. Its totient is φ = 37627605070848.

The previous prime is 102012514402987. The next prime is 102012514403027. The reversal of 102012514403020 is 20304415210201.

It is not an unprimeable number, because it can be changed into a prime (102012514403027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12143604 + ... + 18748123.

It is an arithmetic number, because the mean of its divisors is an integer number (3225142740792).

Almost surely, 2^{102012514403020} is an apocalyptic number.

102012514403020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102012514403020 is an abundant number, since it is smaller than the sum of its proper divisors (130197762934004).

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

102012514403020 is a wasteful number, since it uses less digits than its factorization.

102012514403020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30892739 (or 30892724 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 102012514403020 its reverse (20304415210201), we get a palindrome (122316929613221).

The spelling of 102012514403020 in words is "one hundred two trillion, twelve billion, five hundred fourteen million, four hundred three thousand, twenty".