31020000100110 has 96 divisors (see below), whose sum is σ = 94134857536512. Its totient is φ = 6939428587200.

The previous prime is 31020000100073. The next prime is 31020000100139. The reversal of 31020000100110 is 1100100002013.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 31020000100092 and 31020000100101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 523779916 + ... + 523839135.

It is an arithmetic number, because the mean of its divisors is an integer number (980571432672).

Almost surely, 2^{31020000100110} is an apocalyptic number.

31020000100110 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

31020000100110 is an abundant number, since it is smaller than the sum of its proper divisors (63114857436402).

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

31020000100110 is a wasteful number, since it uses less digits than its factorization.

31020000100110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047619118 (or 1047619115 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 31020000100110 its reverse (1100100002013), we get a palindrome (32120100102123).

The spelling of 31020000100110 in words is "thirty-one trillion, twenty billion, one hundred thousand, one hundred ten".