102140120522 has 32 divisors (see below), whose sum is σ = 170930131200. Its totient is φ = 45385704000.

The previous prime is 102140120441. The next prime is 102140120543. The reversal of 102140120522 is 225021041201.

It is a junction number, because it is equal to n+sod(n) for n = 102140120494 and 102140120503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115397 + ... + 466472.

It is an arithmetic number, because the mean of its divisors is an integer number (5341566600).

Almost surely, 2^102140120522 is an apocalyptic number.

102140120522 is a deficient number, since it is larger than the sum of its proper divisors (68790010678).

102140120522 is a wasteful number, since it uses less digits than its factorization.

102140120522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582062.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 102140120522 its reverse (225021041201), we get a palindrome (327161161723).

The spelling of 102140120522 in words is "one hundred two billion, one hundred forty million, one hundred twenty thousand, five hundred twenty-two".