102021112231130 has 16 divisors (see below), whose sum is σ = 183638124873504. Its totient is φ = 40808417590800.

The previous prime is 102021112231109. The next prime is 102021112231139. The reversal of 102021112231130 is 31132211120201.

It is not an unprimeable number, because it can be changed into a prime (102021112231139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19801229 + ... + 24415791.

It is an arithmetic number, because the mean of its divisors is an integer number (11477382804594).

Almost surely, 2^{102021112231130} is an apocalyptic number.

102021112231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102021112231130 is a deficient number, since it is larger than the sum of its proper divisors (81617012642374).

102021112231130 is a wasteful number, since it uses less digits than its factorization.

102021112231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6825421.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 102021112231130 its reverse (31132211120201), we get a palindrome (133153323351331).

The spelling of 102021112231130 in words is "one hundred two trillion, twenty-one billion, one hundred twelve million, two hundred thirty-one thousand, one hundred thirty".