103421046531 has 32 divisors (see below), whose sum is σ = 153966624768. Its totient is φ = 61206798240.

The previous prime is 103421046499. The next prime is 103421046551. The reversal of 103421046531 is 135640124301.

It is not a de Polignac number, because 103421046531 - 2⁵ = 103421046499 is a prime.

It is a super-2 number, since 2×103421046531² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103421046551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9029050 + ... + 9040496.

It is an arithmetic number, because the mean of its divisors is an integer number (4811457024).

Almost surely, 2^103421046531 is an apocalyptic number.

103421046531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103421046531 is a deficient number, since it is larger than the sum of its proper divisors (50545578237).

103421046531 is a wasteful number, since it uses less digits than its factorization.

103421046531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17871.

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 103421046531 in words is "one hundred three billion, four hundred twenty-one million, forty-six thousand, five hundred thirty-one".