101210102202001 has 4 divisors (see below), whose sum is σ = 108995494679092. Its totient is φ = 93424709724912.

The previous prime is 101210102201993. The next prime is 101210102202049. The reversal of 101210102202001 is 100202201012101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9418392723600 + 91791709478401 = 3068940^2 + 9580799^2 .

It is a cyclic number.

It is not a de Polignac number, because 101210102202001 - 2³ = 101210102201993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 7785392477077 = 101210102202001 / (1 + 0 + 1 + 2 + 1 + 0 + 1 + 0 + 2 + 2 + 0 + 2 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101210102202091) 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, 3892696238526 + ... + 3892696238551.

It is an arithmetic number, because the mean of its divisors is an integer number (27248873669773).

Almost surely, 2^{101210102202001} is an apocalyptic number.

It is an amenable number.

101210102202001 is a deficient number, since it is larger than the sum of its proper divisors (7785392477091).

101210102202001 is an equidigital number, since it uses as much as digits as its factorization.

101210102202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7785392477090.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101210102202001 its reverse (100202201012101), we get a palindrome (201412303214102).

The spelling of 101210102202001 in words is "one hundred one trillion, two hundred ten billion, one hundred two million, two hundred two thousand, one".