222000012122000 has 640 divisors, whose sum is σ = 646650137742336. Its totient is φ = 72134400000000.

The previous prime is 222000012121981. The next prime is 222000012122011. The reversal of 222000012122000 is 221210000222.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 3072585875 + ... + 3072658125.

Almost surely, 2^{222000012122000} is an apocalyptic number.

222000012122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222000012122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323325068871168).

222000012122000 is an abundant number, since it is smaller than the sum of its proper divisors (424650125620336).

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

222000012122000 is a wasteful number, since it uses less digits than its factorization.

222000012122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72476 (or 72460 counting only the distinct ones).

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

Adding to 222000012122000 its reverse (221210000222), we get a palindrome (222221222122222).

The spelling of 222000012122000 in words is "two hundred twenty-two trillion, twelve million, one hundred twenty-two thousand".