221022001111002 has 96 divisors (see below), whose sum is σ = 555030847324800. Its totient is φ = 58158733836672.

The previous prime is 221022001110961. The next prime is 221022001111049. The reversal of 221022001111002 is 200111100220122.

It is a super-2 number, since 2×221022001111002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64186477 + ... + 67542192.

It is an arithmetic number, because the mean of its divisors is an integer number (5781571326300).

Almost surely, 2^{221022001111002} is an apocalyptic number.

221022001111002 is an abundant number, since it is smaller than the sum of its proper divisors (334008846213798).

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

221022001111002 is a wasteful number, since it uses less digits than its factorization.

221022001111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131729140 (or 131729133 counting only the distinct ones).

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

Adding to 221022001111002 its reverse (200111100220122), we get a palindrome (421133101331124).

The spelling of 221022001111002 in words is "two hundred twenty-one trillion, twenty-two billion, one million, one hundred eleven thousand, two".