102122042340 has 24 divisors (see below), whose sum is σ = 285941718720. Its totient is φ = 27232544608.

The previous prime is 102122042261. The next prime is 102122042353. The reversal of 102122042340 is 43240221201.

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, 851016960 + ... + 851017079.

It is an arithmetic number, because the mean of its divisors is an integer number (11914238280).

Almost surely, 2^102122042340 is an apocalyptic number.

102122042340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102122042340 is an abundant number, since it is smaller than the sum of its proper divisors (183819676380).

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

102122042340 is a wasteful number, since it uses less digits than its factorization.

102122042340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702034051 (or 1702034049 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 102122042340 its reverse (43240221201), we get a palindrome (145362263541).

The spelling of 102122042340 in words is "one hundred two billion, one hundred twenty-two million, forty-two thousand, three hundred forty".