221122333301012 has 48 divisors (see below), whose sum is σ = 460369768992000. Its totient is φ = 91604188690560.

The previous prime is 221122333300909. The next prime is 221122333301047. The reversal of 221122333301012 is 210103333221122.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

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, 2446647887 + ... + 2446738262.

It is an arithmetic number, because the mean of its divisors is an integer number (9591036854000).

Almost surely, 2^{221122333301012} is an apocalyptic number.

221122333301012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

221122333301012 is an abundant number, since it is smaller than the sum of its proper divisors (239247435690988).

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

221122333301012 is a wasteful number, since it uses less digits than its factorization.

221122333301012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893386256 (or 4893386254 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 221122333301012 its reverse (210103333221122), we get a palindrome (431225666522134).

The spelling of 221122333301012 in words is "two hundred twenty-one trillion, one hundred twenty-two billion, three hundred thirty-three million, three hundred one thousand, twelve".