102022222211 has 16 divisors (see below), whose sum is σ = 125652038400. Its totient is φ = 80665447968.

The previous prime is 102022222207. The next prime is 102022222261. The reversal of 102022222211 is 112222220201.

It is a happy number.

It is not a de Polignac number, because 102022222211 - 2² = 102022222207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102022222211.

It is not an unprimeable number, because it can be changed into a prime (102022222261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251441 + ... + 516978.

It is an arithmetic number, because the mean of its divisors is an integer number (7853252400).

Almost surely, 2^102022222211 is an apocalyptic number.

102022222211 is a deficient number, since it is larger than the sum of its proper divisors (23629816189).

102022222211 is a wasteful number, since it uses less digits than its factorization.

102022222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769898.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102022222211 its reverse (112222220201), we get a palindrome (214244442412).

The spelling of 102022222211 in words is "one hundred two billion, twenty-two million, two hundred twenty-two thousand, two hundred eleven".