2102210222001 has 16 divisors (see below), whose sum is σ = 2821722273024. Its totient is φ = 1392095456784.

The previous prime is 2102210221949. The next prime is 2102210222003. The reversal of 2102210222001 is 1002220122012.

It is not a de Polignac number, because 2102210222001 - 2²² = 2102206027697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102210222003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329011 + ... + 2076696.

It is an arithmetic number, because the mean of its divisors is an integer number (176357642064).

Almost surely, 2^{2102210222001} is an apocalyptic number.

It is an amenable number.

2102210222001 is a deficient number, since it is larger than the sum of its proper divisors (719512051023).

2102210222001 is a wasteful number, since it uses less digits than its factorization.

2102210222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407660.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2102210222001 its reverse (1002220122012), we get a palindrome (3104430344013).

The spelling of 2102210222001 in words is "two trillion, one hundred two billion, two hundred ten million, two hundred twenty-two thousand, one".