2102210202001 has 32 divisors (see below), whose sum is σ = 2650903186176. Its totient is φ = 1622436480000.

The previous prime is 2102210201981. The next prime is 2102210202011. The reversal of 2102210202001 is 1002020122012.

It is a happy number.

It is not a de Polignac number, because 2102210202001 - 2¹¹ = 2102210199953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (2102210202011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22791426 + ... + 22883476.

It is an arithmetic number, because the mean of its divisors is an integer number (82840724568).

Almost surely, 2^{2102210202001} is an apocalyptic number.

It is an amenable number.

2102210202001 is a deficient number, since it is larger than the sum of its proper divisors (548692984175).

2102210202001 is a wasteful number, since it uses less digits than its factorization.

2102210202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98233.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2102210202001 its reverse (1002020122012), we get a palindrome (3104230324013).

The spelling of 2102210202001 in words is "two trillion, one hundred two billion, two hundred ten million, two hundred two thousand, one".