102101321130 has 32 divisors (see below), whose sum is σ = 245087904384. Its totient is φ = 27222048576.

The previous prime is 102101321129. The next prime is 102101321183. The reversal of 102101321130 is 31123101201.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142077 + ... + 473696.

It is an arithmetic number, because the mean of its divisors is an integer number (7658997012).

Almost surely, 2^102101321130 is an apocalyptic number.

102101321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102101321130 is an abundant number, since it is smaller than the sum of its proper divisors (142986583254).

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

102101321130 is a wasteful number, since it uses less digits than its factorization.

102101321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621310.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 102101321130 its reverse (31123101201), we get a palindrome (133224422331).

The spelling of 102101321130 in words is "one hundred two billion, one hundred one million, three hundred twenty-one thousand, one hundred thirty".