101421092 has 12 divisors (see below), whose sum is σ = 177561216. Its totient is φ = 50689320.

The previous prime is 101421083. The next prime is 101421097. The reversal of 101421092 is 290124101.

It is not an unprimeable number, because it can be changed into a prime (101421097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11033 + ... + 18015.

It is an arithmetic number, because the mean of its divisors is an integer number (14796768).

Almost surely, 2^101421092 is an apocalyptic number.

It is an amenable number.

101421092 is a deficient number, since it is larger than the sum of its proper divisors (76140124).

101421092 is a wasteful number, since it uses less digits than its factorization.

101421092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618 (or 10616 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 101421092 is about 10070.8039401033. The cubic root of 101421092 is about 466.3472578486.

Adding to 101421092 its reverse (290124101), we get a palindrome (391545193).

The spelling of 101421092 in words is "one hundred one million, four hundred twenty-one thousand, ninety-two".