22000012021102 has 4 divisors (see below), whose sum is σ = 33000018031656. Its totient is φ = 11000006010550.

The previous prime is 22000012021081. The next prime is 22000012021103. The reversal of 22000012021102 is 20112021000022.

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 (22000012021103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500003005274 + ... + 5500003005277.

It is an arithmetic number, because the mean of its divisors is an integer number (8250004507914).

Almost surely, 2^{22000012021102} is an apocalyptic number.

22000012021102 is a deficient number, since it is larger than the sum of its proper divisors (11000006010554).

22000012021102 is a wasteful number, since it uses less digits than its factorization.

22000012021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000006010553.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22000012021102 its reverse (20112021000022), we get a palindrome (42112033021124).

The spelling of 22000012021102 in words is "twenty-two trillion, twelve million, twenty-one thousand, one hundred two".