102115010010530 has 32 divisors (see below), whose sum is σ = 200821021346880. Its totient is φ = 37076383798720.

The previous prime is 102115010010521. The next prime is 102115010010557. The reversal of 102115010010530 is 35010010511201.

It is a happy number.

It is a super-2 number, since 2×102115010010530² (a number of 29 digits) contains 22 as substring.

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, 704266109 + ... + 704411088.

It is an arithmetic number, because the mean of its divisors is an integer number (6275656917090).

Almost surely, 2^{102115010010530} is an apocalyptic number.

102115010010530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102115010010530 is a deficient number, since it is larger than the sum of its proper divisors (98706011336350).

102115010010530 is a wasteful number, since it uses less digits than its factorization.

102115010010530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408677874.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 102115010010530 its reverse (35010010511201), we get a palindrome (137125020521731).

The spelling of 102115010010530 in words is "one hundred two trillion, one hundred fifteen billion, ten million, ten thousand, five hundred thirty".