102210133021331 has 4 divisors (see below), whose sum is σ = 104703063095064. Its totient is φ = 99717202947600.

The previous prime is 102210133021279. The next prime is 102210133021343. The reversal of 102210133021331 is 133120331012201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102210133021331 is a prime.

It is a super-2 number, since 2×102210133021331² (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 = 102210133021297 and 102210133021306.

It is not an unprimeable number, because it can be changed into a prime (102210133023331) 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, 1246465036805 + ... + 1246465036886.

It is an arithmetic number, because the mean of its divisors is an integer number (26175765773766).

Almost surely, 2^{102210133021331} is an apocalyptic number.

102210133021331 is a deficient number, since it is larger than the sum of its proper divisors (2492930073733).

102210133021331 is an equidigital number, since it uses as much as digits as its factorization.

102210133021331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492930073732.

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

Adding to 102210133021331 its reverse (133120331012201), we get a palindrome (235330464033532).

The spelling of 102210133021331 in words is "one hundred two trillion, two hundred ten billion, one hundred thirty-three million, twenty-one thousand, three hundred thirty-one".