2011022222102 has 4 divisors (see below), whose sum is σ = 3016533333156. Its totient is φ = 1005511111050.

The previous prime is 2011022222089. The next prime is 2011022222107. The reversal of 2011022222102 is 2012222201102.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011022222107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502755555524 + ... + 502755555527.

It is an arithmetic number, because the mean of its divisors is an integer number (754133333289).

Almost surely, 2^{2011022222102} is an apocalyptic number.

2011022222102 is a deficient number, since it is larger than the sum of its proper divisors (1005511111054).

2011022222102 is a wasteful number, since it uses less digits than its factorization.

2011022222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005511111053.

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

Adding to 2011022222102 its reverse (2012222201102), we get a palindrome (4023244423204).

The spelling of 2011022222102 in words is "two trillion, eleven billion, twenty-two million, two hundred twenty-two thousand, one hundred two".