101550323331 has 12 divisors (see below), whose sum is σ = 147205810440. Its totient is φ = 67459287840.

The previous prime is 101550323309. The next prime is 101550323333. The reversal of 101550323331 is 133323055101.

101550323331 is a `hidden beast` number, since 1 + 0 + 1 + 5 + 5 + 0 + 323 + 331 = 666.

It is not a de Polignac number, because 101550323331 - 2⁶ = 101550323267 is a prime.

It is a super-2 number, since 2×101550323331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101550323295 and 101550323304.

It is not an unprimeable number, because it can be changed into a prime (101550323333) 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, 20074641 + ... + 20079698.

It is an arithmetic number, because the mean of its divisors is an integer number (12267150870).

Almost surely, 2^101550323331 is an apocalyptic number.

101550323331 is a deficient number, since it is larger than the sum of its proper divisors (45655487109).

101550323331 is a wasteful number, since it uses less digits than its factorization.

101550323331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40154626 (or 40154623 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 101550323331 its reverse (133323055101), we get a palindrome (234873378432).

The spelling of 101550323331 in words is "one hundred one billion, five hundred fifty million, three hundred twenty-three thousand, three hundred thirty-one".