103017421272 has 32 divisors (see below), whose sum is σ = 257552455680. Its totient is φ = 34337953440.

The previous prime is 103017421249. The next prime is 103017421303. The reversal of 103017421272 is 272124710301.

It is a super-2 number, since 2×103017421272² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890697 + ... + 999687.

It is an arithmetic number, because the mean of its divisors is an integer number (8048514240).

Almost surely, 2^103017421272 is an apocalyptic number.

103017421272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103017421272 is an abundant number, since it is smaller than the sum of its proper divisors (154535034408).

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

103017421272 is a wasteful number, since it uses less digits than its factorization.

103017421272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148383 (or 148379 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 103017421272 in words is "one hundred three billion, seventeen million, four hundred twenty-one thousand, two hundred seventy-two".