101512230 has 16 divisors (see below), whose sum is σ = 243629424. Its totient is φ = 27069920.

The previous prime is 101512217. The next prime is 101512247. The reversal of 101512230 is 32215101.

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

It is a congruent 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, 1691841 + ... + 1691900.

It is an arithmetic number, because the mean of its divisors is an integer number (15226839).

Almost surely, 2^101512230 is an apocalyptic number.

101512230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101512230 is an abundant number, since it is smaller than the sum of its proper divisors (142117194).

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

101512230 is a wasteful number, since it uses less digits than its factorization.

101512230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3383751.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 101512230 is about 10075.3277862311. The cubic root of 101512230 is about 466.4869041194.

Adding to 101512230 its reverse (32215101), we get a palindrome (133727331).

The spelling of 101512230 in words is "one hundred one million, five hundred twelve thousand, two hundred thirty".