102011321032120 has 16 divisors (see below), whose sum is σ = 229525472322360. Its totient is φ = 40804528412832.

The previous prime is 102011321032111. The next prime is 102011321032123. The reversal of 102011321032120 is 21230123110201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011321032123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1275141512862 + ... + 1275141512941.

Almost surely, 2^{102011321032120} is an apocalyptic number.

102011321032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102011321032120 is an abundant number, since it is smaller than the sum of its proper divisors (127514151290240).

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

102011321032120 is a wasteful number, since it uses less digits than its factorization.

102011321032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550283025814 (or 2550283025810 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102011321032120 its reverse (21230123110201), we get a palindrome (123241444142321).

The spelling of 102011321032120 in words is "one hundred two trillion, eleven billion, three hundred twenty-one million, thirty-two thousand, one hundred twenty".