2102202101011 has 4 divisors (see below), whose sum is σ = 2114790137712. Its totient is φ = 2089614064312.

The previous prime is 2102202100997. The next prime is 2102202101033. The reversal of 2102202101011 is 1101012022012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102202101011 - 2¹⁵ = 2102202068243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2102202100982 and 2102202101000.

It is not an unprimeable number, because it can be changed into a prime (2102202101411) 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, 6294018100 + ... + 6294018433.

It is an arithmetic number, because the mean of its divisors is an integer number (528697534428).

Almost surely, 2^{2102202101011} is an apocalyptic number.

2102202101011 is a deficient number, since it is larger than the sum of its proper divisors (12588036701).

2102202101011 is a wasteful number, since it uses less digits than its factorization.

2102202101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12588036700.

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

Adding to 2102202101011 its reverse (1101012022012), we get a palindrome (3203214123023).

The spelling of 2102202101011 in words is "two trillion, one hundred two billion, two hundred two million, one hundred one thousand, eleven".