103001221131 has 8 divisors (see below), whose sum is σ = 139662672960. Its totient is φ = 67503625032.

The previous prime is 103001221117. The next prime is 103001221133. The reversal of 103001221131 is 131122100301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103001221131 - 2⁷ = 103001221003 is a prime.

It is a super-2 number, since 2×103001221131² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103001221131.

It is not an unprimeable number, because it can be changed into a prime (103001221133) 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, 290963725 + ... + 290964078.

It is an arithmetic number, because the mean of its divisors is an integer number (17457834120).

Almost surely, 2^103001221131 is an apocalyptic number.

103001221131 is a deficient number, since it is larger than the sum of its proper divisors (36661451829).

103001221131 is an equidigital number, since it uses as much as digits as its factorization.

103001221131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581927865.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 103001221131 its reverse (131122100301), we get a palindrome (234123321432).

The spelling of 103001221131 in words is "one hundred three billion, one million, two hundred twenty-one thousand, one hundred thirty-one".