102011320133231 has 8 divisors (see below), whose sum is σ = 102046866456528. Its totient is φ = 101975778520000.

The previous prime is 102011320133197. The next prime is 102011320133339. The reversal of 102011320133231 is 132331023110201.

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

It is a cyclic number.

It is not a de Polignac number, because 102011320133231 - 2⁴² = 97613273622127 is a prime.

It is a super-2 number, since 2×102011320133231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102011320133197 and 102011320133206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011320123231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42427241 + ... + 44767101.

It is an arithmetic number, because the mean of its divisors is an integer number (12755858307066).

Almost surely, 2^{102011320133231} is an apocalyptic number.

102011320133231 is a deficient number, since it is larger than the sum of its proper divisors (35546323297).

102011320133231 is a wasteful number, since it uses less digits than its factorization.

102011320133231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355033.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 102011320133231 its reverse (132331023110201), we get a palindrome (234342343243432).

The spelling of 102011320133231 in words is "one hundred two trillion, eleven billion, three hundred twenty million, one hundred thirty-three thousand, two hundred thirty-one".