101463021 has 72 divisors (see below), whose sum is σ = 179734464. Its totient is φ = 54501120.

The previous prime is 101463007. The next prime is 101463023. The reversal of 101463021 is 120364101.

It is a happy number.

101463021 is a `hidden beast` number, since 1 + 0 + 14 + 630 + 21 = 666.

It is not a de Polignac number, because 101463021 - 2⁹ = 101462509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101462985 and 101463003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101463023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 607480 + ... + 607646.

It is an arithmetic number, because the mean of its divisors is an integer number (2496312).

Almost surely, 2^101463021 is an apocalyptic number.

101463021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101463021 is a deficient number, since it is larger than the sum of its proper divisors (78271443).

101463021 is a wasteful number, since it uses less digits than its factorization.

101463021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 101463021 is about 10072.8854356634. The cubic root of 101463021 is about 466.4115139773.

The spelling of 101463021 in words is "one hundred one million, four hundred sixty-three thousand, twenty-one".