222200200211220 has 384 divisors, whose sum is σ = 881910879252480. Its totient is φ = 45097714690560.

The previous prime is 222200200211201. The next prime is 222200200211251. The reversal of 222200200211220 is 22112002002222.

222200200211220 is a `hidden beast` number, since 2 + 2 + 220 + 0 + 200 + 21 + 1 + 220 = 666.

It is a super-2 number, since 2×222200200211220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222200200211193 and 222200200211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 60350667 + ... + 63926546.

It is an arithmetic number, because the mean of its divisors is an integer number (2296642914720).

Almost surely, 2^{222200200211220} is an apocalyptic number.

222200200211220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222200200211220 is an abundant number, since it is smaller than the sum of its proper divisors (659710679041260).

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

222200200211220 is a wasteful number, since it uses less digits than its factorization.

222200200211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124277292 (or 124277284 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222200200211220 its reverse (22112002002222), we get a palindrome (244312202213442).

The spelling of 222200200211220 in words is "two hundred twenty-two trillion, two hundred billion, two hundred million, two hundred eleven thousand, two hundred twenty".