2202021111121 has 8 divisors (see below), whose sum is σ = 2371574467584. Its totient is φ = 2032491628560.

The previous prime is 2202021111113. The next prime is 2202021111127. The reversal of 2202021111121 is 1211111202022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2202021111121 - 2³ = 2202021111113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202021111095 and 2202021111104.

It is not an unprimeable number, because it can be changed into a prime (2202021111127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5776675 + ... + 6146056.

It is an arithmetic number, because the mean of its divisors is an integer number (296446808448).

Almost surely, 2^{2202021111121} is an apocalyptic number.

It is an amenable number.

2202021111121 is a deficient number, since it is larger than the sum of its proper divisors (169553356463).

2202021111121 is a wasteful number, since it uses less digits than its factorization.

2202021111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11936951.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2202021111121 its reverse (1211111202022), we get a palindrome (3413132313143).

Subtracting from 2202021111121 its reverse (1211111202022), we obtain a palindrome (990909909099).

The spelling of 2202021111121 in words is "two trillion, two hundred two billion, twenty-one million, one hundred eleven thousand, one hundred twenty-one".