401421243000222 has 48 divisors (see below), whose sum is σ = 871498376658000. Its totient is φ = 133537494441600.

The previous prime is 401421243000163. The next prime is 401421243000251. The reversal of 401421243000222 is 222000342124104.

It is a happy number.

401421243000222 is a `hidden beast` number, since 4 + 0 + 1 + 4 + 2 + 1 + 2 + 430 + 0 + 0 + 222 = 666.

It is a super-2 number, since 2×401421243000222² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1131922972 + ... + 1132277552.

It is an arithmetic number, because the mean of its divisors is an integer number (18156216180375).

Almost surely, 2^{401421243000222} is an apocalyptic number.

401421243000222 is an abundant number, since it is smaller than the sum of its proper divisors (470077133657778).

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

401421243000222 is a wasteful number, since it uses less digits than its factorization.

401421243000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481129 (or 481126 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 401421243000222 its reverse (222000342124104), we get a palindrome (623421585124326).

The spelling of 401421243000222 in words is "four hundred one trillion, four hundred twenty-one billion, two hundred forty-three million, two hundred twenty-two", and thus it is an aban number.