101249038 has 24 divisors (see below), whose sum is σ = 171232920. Its totient is φ = 44528400.

The previous prime is 101249033. The next prime is 101249039. The reversal of 101249038 is 830942101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101248997 and 101249015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101249033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18748 + ... + 23536.

It is an arithmetic number, because the mean of its divisors is an integer number (7134705).

Almost surely, 2^101249038 is an apocalyptic number.

101249038 is a deficient number, since it is larger than the sum of its proper divisors (69983882).

101249038 is a wasteful number, since it uses less digits than its factorization.

101249038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864 (or 4833 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 101249038 is about 10062.2580964712. The cubic root of 101249038 is about 466.0833997612.

The spelling of 101249038 in words is "one hundred one million, two hundred forty-nine thousand, thirty-eight".