102530111010 has 16 divisors (see below), whose sum is σ = 246072266496. Its totient is φ = 27341362928.

The previous prime is 102530110979. The next prime is 102530111011. The reversal of 102530111010 is 10111035201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (102530111011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1708835154 + ... + 1708835213.

It is an arithmetic number, because the mean of its divisors is an integer number (15379516656).

Almost surely, 2^102530111010 is an apocalyptic number.

102530111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102530111010 is an abundant number, since it is smaller than the sum of its proper divisors (143542155486).

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

102530111010 is a wasteful number, since it uses less digits than its factorization.

102530111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3417670377.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 102530111010 its reverse (10111035201), we get a palindrome (112641146211).

The spelling of 102530111010 in words is "one hundred two billion, five hundred thirty million, one hundred eleven thousand, ten".