2211202121102 has 16 divisors (see below), whose sum is σ = 3782056117392. Its totient is φ = 960522188160.

The previous prime is 2211202121099. The next prime is 2211202121129. The reversal of 2211202121102 is 2011212021122.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2501359424 + ... + 2501360307.

It is an arithmetic number, because the mean of its divisors is an integer number (236378507337).

Almost surely, 2^{2211202121102} is an apocalyptic number.

2211202121102 is a deficient number, since it is larger than the sum of its proper divisors (1570853996290).

2211202121102 is a wasteful number, since it uses less digits than its factorization.

2211202121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002719763.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2211202121102 its reverse (2011212021122), we get a palindrome (4222414142224).

The spelling of 2211202121102 in words is "two trillion, two hundred eleven billion, two hundred two million, one hundred twenty-one thousand, one hundred two".