133103003131 has 12 divisors (see below), whose sum is σ = 159018813408. Its totient is φ = 111004819632.

The previous prime is 133103003081. The next prime is 133103003149. The reversal of 133103003131 is 131300301331.

It is a happy number.

It is not a de Polignac number, because 133103003131 - 2⁷ = 133103003003 is a prime.

It is a super-2 number, since 2×133103003131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133103003099 and 133103003108.

It is not an unprimeable number, because it can be changed into a prime (133103003171) 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, 36706131 + ... + 36709756.

It is an arithmetic number, because the mean of its divisors is an integer number (13251567784).

Almost surely, 2^133103003131 is an apocalyptic number.

133103003131 is a deficient number, since it is larger than the sum of its proper divisors (25915810277).

133103003131 is an equidigital number, since it uses as much as digits as its factorization.

133103003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73415938 (or 73415931 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 133103003131 its reverse (131300301331), we get a palindrome (264403304462).

The spelling of 133103003131 in words is "one hundred thirty-three billion, one hundred three million, three thousand, one hundred thirty-one".