22002121110012 has 96 divisors (see below), whose sum is σ = 54422700837120. Its totient is φ = 6894438312960.

The previous prime is 22002121109993. The next prime is 22002121110023. The reversal of 22002121110012 is 21001112120022.

It is a junction number, because it is equal to n+sod(n) for n = 22002121109973 and 22002121110000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618071398 + ... + 618106994.

It is an arithmetic number, because the mean of its divisors is an integer number (566903133720).

Almost surely, 2^{22002121110012} is an apocalyptic number.

It is an amenable number.

22002121110012 is an abundant number, since it is smaller than the sum of its proper divisors (32420579727108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002121110012 is a wasteful number, since it uses less digits than its factorization.

22002121110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39131 (or 39129 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22002121110012 its reverse (21001112120022), we get a palindrome (43003233230034).

The spelling of 22002121110012 in words is "twenty-two trillion, two billion, one hundred twenty-one million, one hundred ten thousand, twelve".