101412190 has 32 divisors (see below), whose sum is σ = 204526944. Its totient is φ = 35879040.

The previous prime is 101412187. The next prime is 101412197. The reversal of 101412190 is 91214101.

It is a super-2 number, since 2×101412190² = 20568864561192200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101412197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8389 + ... + 16528.

It is an arithmetic number, because the mean of its divisors is an integer number (6391467).

Almost surely, 2^101412190 is an apocalyptic number.

101412190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101412190 is an abundant number, since it is smaller than the sum of its proper divisors (103114754).

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

101412190 is a wasteful number, since it uses less digits than its factorization.

101412190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24972.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 101412190 is about 10070.3619597311. The cubic root of 101412190 is about 466.3336132681. Note that the first 3 decimals are identical.

Adding to 101412190 its reverse (91214101), we get a palindrome (192626291).

The spelling of 101412190 in words is "one hundred one million, four hundred twelve thousand, one hundred ninety".