101551412 has 12 divisors (see below), whose sum is σ = 183447936. Its totient is φ = 49137720.

The previous prime is 101551379. The next prime is 101551427. The reversal of 101551412 is 214155101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409358 + ... + 409605.

It is an arithmetic number, because the mean of its divisors is an integer number (15287328).

Almost surely, 2^101551412 is an apocalyptic number.

It is an amenable number.

101551412 is a deficient number, since it is larger than the sum of its proper divisors (81896524).

101551412 is a wasteful number, since it uses less digits than its factorization.

101551412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818998 (or 818996 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 101551412 is about 10077.2720515028. The cubic root of 101551412 is about 466.5469150781.

The spelling of 101551412 in words is "one hundred one million, five hundred fifty-one thousand, four hundred twelve".