100231133333131 has 4 divisors (see below), whose sum is σ = 100236340435000. Its totient is φ = 100225926231264.

The previous prime is 100231133333101. The next prime is 100231133333141. The reversal of 100231133333131 is 131333331132001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100231133333131 - 2⁹ = 100231133332619 is a prime.

It is a super-2 number, since 2×100231133333131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100231133333131.

It is not an unprimeable number, because it can be changed into a prime (100231133333101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2603522061 + ... + 2603560558.

It is an arithmetic number, because the mean of its divisors is an integer number (25059085108750).

Almost surely, 2^{100231133333131} is an apocalyptic number.

100231133333131 is a deficient number, since it is larger than the sum of its proper divisors (5207101869).

100231133333131 is an equidigital number, since it uses as much as digits as its factorization.

100231133333131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5207101868.

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 100231133333131 its reverse (131333331132001), we get a palindrome (231564464465132).

The spelling of 100231133333131 in words is "one hundred trillion, two hundred thirty-one billion, one hundred thirty-three million, three hundred thirty-three thousand, one hundred thirty-one".