22222102232102 has 4 divisors (see below), whose sum is σ = 33333153348156. Its totient is φ = 11111051116050.

The previous prime is 22222102232101. The next prime is 22222102232123. The reversal of 22222102232102 is 20123220122222.

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

It is a super-2 number, since 2×22222102232102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222102232101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555525558024 + ... + 5555525558027.

It is an arithmetic number, because the mean of its divisors is an integer number (8333288337039).

Almost surely, 2^{22222102232102} is an apocalyptic number.

22222102232102 is a deficient number, since it is larger than the sum of its proper divisors (11111051116054).

22222102232102 is a wasteful number, since it uses less digits than its factorization.

22222102232102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111051116053.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22222102232102 its reverse (20123220122222), we get a palindrome (42345322354324).

The spelling of 22222102232102 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred two million, two hundred thirty-two thousand, one hundred two".