102123132021330 has 32 divisors (see below), whose sum is σ = 280109162116224. Its totient is φ = 23342430176256.

The previous prime is 102123132021329. The next prime is 102123132021397. The reversal of 102123132021330 is 33120231321201.

It is a self number, because there is not a number n which added to its sum of digits gives 102123132021330.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243150314127 + ... + 243150314546.

It is an arithmetic number, because the mean of its divisors is an integer number (8753411316132).

Almost surely, 2^{102123132021330} is an apocalyptic number.

102123132021330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102123132021330 is an abundant number, since it is smaller than the sum of its proper divisors (177986030094894).

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

102123132021330 is a wasteful number, since it uses less digits than its factorization.

102123132021330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486300628690.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 102123132021330 its reverse (33120231321201), we get a palindrome (135243363342531).

The spelling of 102123132021330 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred thirty-two million, twenty-one thousand, three hundred thirty".