22012220201000 has 64 divisors (see below), whose sum is σ = 51676376431680. Its totient is φ = 8776207540800.

The previous prime is 22012220200981. The next prime is 22012220201011. The reversal of 22012220201000 is 10202221022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35543522 + ... + 36157521.

It is an arithmetic number, because the mean of its divisors is an integer number (807443381745).

Almost surely, 2^{22012220201000} is an apocalyptic number.

22012220201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012220201000 is an abundant number, since it is smaller than the sum of its proper divisors (29664156230680).

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

22012220201000 is a wasteful number, since it uses less digits than its factorization.

22012220201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71701371 (or 71701357 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22012220201000 its reverse (10202221022), we get a palindrome (22022422422022).

The spelling of 22012220201000 in words is "twenty-two trillion, twelve billion, two hundred twenty million, two hundred one thousand".