102001212130 has 64 divisors (see below), whose sum is σ = 193377300480. Its totient is φ = 38662658496.

The previous prime is 102001212121. The next prime is 102001212139. The reversal of 102001212130 is 31212100201.

It is an interprime number because it is at equal distance from previous prime (102001212121) and next prime (102001212139).

It is a self number, because there is not a number n which added to its sum of digits gives 102001212130.

It is not an unprimeable number, because it can be changed into a prime (102001212139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16077739 + ... + 16084081.

It is an arithmetic number, because the mean of its divisors is an integer number (3021520320).

Almost surely, 2^102001212130 is an apocalyptic number.

102001212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001212130 is a deficient number, since it is larger than the sum of its proper divisors (91376088350).

102001212130 is a wasteful number, since it uses less digits than its factorization.

102001212130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7015.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102001212130 its reverse (31212100201), we get a palindrome (133213312331).

The spelling of 102001212130 in words is "one hundred two billion, one million, two hundred twelve thousand, one hundred thirty".