2201111222000 has 40 divisors (see below), whose sum is σ = 5322286939632. Its totient is φ = 880444488000.

The previous prime is 2201111221987. The next prime is 2201111222003. The reversal of 2201111222000 is 2221111022.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2201111222000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201111222003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550275806 + ... + 550279805.

Almost surely, 2^{2201111222000} is an apocalyptic number.

2201111222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201111222000 is an abundant number, since it is smaller than the sum of its proper divisors (3121175717632).

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

2201111222000 is a wasteful number, since it uses less digits than its factorization.

2201111222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100555634 (or 1100555618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2201111222000 its reverse (2221111022), we get a palindrome (2203332333022).

The spelling of 2201111222000 in words is "two trillion, two hundred one billion, one hundred eleven million, two hundred twenty-two thousand".