103121237332 has 24 divisors (see below), whose sum is σ = 182531459880. Its totient is φ = 50969656320.

The previous prime is 103121237299. The next prime is 103121237339. The reversal of 103121237332 is 233732121301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 25678139536 + 77443097796 = 160244^2 + 278286^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 103121237332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103121237339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649998 + ... + 1711354.

It is an arithmetic number, because the mean of its divisors is an integer number (7605477495).

Almost surely, 2^103121237332 is an apocalyptic number.

It is an amenable number.

103121237332 is a deficient number, since it is larger than the sum of its proper divisors (79410222548).

103121237332 is a wasteful number, since it uses less digits than its factorization.

103121237332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66171 (or 66169 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 103121237332 its reverse (233732121301), we get a palindrome (336853358633).

The spelling of 103121237332 in words is "one hundred three billion, one hundred twenty-one million, two hundred thirty-seven thousand, three hundred thirty-two".