102123151321202 has 16 divisors (see below), whose sum is σ = 168033874305024. Its totient is φ = 46163152278000.

The previous prime is 102123151321181. The next prime is 102123151321259. The reversal of 102123151321202 is 202123151321201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12823093874 + ... + 12823101837.

It is an arithmetic number, because the mean of its divisors is an integer number (10502117144064).

Almost surely, 2^{102123151321202} is an apocalyptic number.

102123151321202 is a deficient number, since it is larger than the sum of its proper divisors (65910722983822).

102123151321202 is a wasteful number, since it uses less digits than its factorization.

102123151321202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25646195905.

The product of its (nonzero) digits is 1440, while the sum is 26.

Subtracting 102123151321202 from its reverse (202123151321201), we obtain a palindrome (99999999999999).

The spelling of 102123151321202 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred fifty-one million, three hundred twenty-one thousand, two hundred two".