102000021130 has 16 divisors (see below), whose sum is σ = 209828615040. Its totient is φ = 34971435792.

The previous prime is 102000021107. The next prime is 102000021157. The reversal of 102000021130 is 31120000201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728571510 + ... + 728571649.

It is an arithmetic number, because the mean of its divisors is an integer number (13114288440).

Almost surely, 2^102000021130 is an apocalyptic number.

102000021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102000021130 is an abundant number, since it is smaller than the sum of its proper divisors (107828593910).

102000021130 is a wasteful number, since it uses less digits than its factorization.

102000021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457143173.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 102000021130 its reverse (31120000201), we get a palindrome (133120021331).

The spelling of 102000021130 in words is "one hundred two billion, twenty-one thousand, one hundred thirty".