2102211112001 has 32 divisors (see below), whose sum is σ = 2822762815488. Its totient is φ = 1511965477440.

The previous prime is 2102211111983. The next prime is 2102211112003. The reversal of 2102211112001 is 1002111122012.

It is not a de Polignac number, because 2102211112001 - 2¹⁰ = 2102211110977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102211112003) 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, 14485340 + ... + 14629746.

It is an arithmetic number, because the mean of its divisors is an integer number (88211337984).

Almost surely, 2^{2102211112001} is an apocalyptic number.

It is an amenable number.

2102211112001 is a deficient number, since it is larger than the sum of its proper divisors (720551703487).

2102211112001 is a wasteful number, since it uses less digits than its factorization.

2102211112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158981.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2102211112001 its reverse (1002111122012), we get a palindrome (3104322234013).

The spelling of 2102211112001 in words is "two trillion, one hundred two billion, two hundred eleven million, one hundred twelve thousand, one".