102031121000 has 64 divisors (see below), whose sum is σ = 251318808000. Its totient is φ = 38664417600.

The previous prime is 102031120987. The next prime is 102031121009. The reversal of 102031121000 is 121130201.

102031121000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (102031121009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2666030 + ... + 2704029.

It is an arithmetic number, because the mean of its divisors is an integer number (3926856375).

Almost surely, 2^102031121000 is an apocalyptic number.

102031121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102031121000 is an abundant number, since it is smaller than the sum of its proper divisors (149287687000).

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

102031121000 is a wasteful number, since it uses less digits than its factorization.

102031121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370099 (or 5370085 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 102031121000 its reverse (121130201), we get a palindrome (102152251201).

The spelling of 102031121000 in words is "one hundred two billion, thirty-one million, one hundred twenty-one thousand".