101121320331 has 6 divisors (see below), whose sum is σ = 146064129380. Its totient is φ = 67414213548.

The previous prime is 101121320257. The next prime is 101121320369. The reversal of 101121320331 is 133023121101.

101121320331 is a `hidden beast` number, since 1 + 0 + 1 + 12 + 1 + 320 + 331 = 666.

It is not a de Polignac number, because 101121320331 - 2⁷ = 101121320203 is a prime.

It is a super-2 number, since 2×101121320331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101121360331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5617851121 + ... + 5617851138.

Almost surely, 2^101121320331 is an apocalyptic number.

101121320331 is a deficient number, since it is larger than the sum of its proper divisors (44942809049).

101121320331 is a wasteful number, since it uses less digits than its factorization.

101121320331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11235702265 (or 11235702262 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 101121320331 its reverse (133023121101), we get a palindrome (234144441432).

The spelling of 101121320331 in words is "one hundred one billion, one hundred twenty-one million, three hundred twenty thousand, three hundred thirty-one".