120102530 has 16 divisors (see below), whose sum is σ = 221458104. Its totient is φ = 46869120.

The previous prime is 120102523. The next prime is 120102547. The reversal of 120102530 is 35201021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79512889 + 40589641 = 8917^2 + 6371^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146057 + ... + 146876.

Almost surely, 2^120102530 is an apocalyptic number.

120102530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120102530 is a deficient number, since it is larger than the sum of its proper divisors (101355574).

120102530 is a wasteful number, since it uses less digits than its factorization.

120102530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292981.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 120102530 is about 10959.1299837168. The cubic root of 120102530 is about 493.3828530561.

Adding to 120102530 its reverse (35201021), we get a palindrome (155303551).

The spelling of 120102530 in words is "one hundred twenty million, one hundred two thousand, five hundred thirty".