420066650122 has 48 divisors (see below), whose sum is σ = 753394365000. Its totient is φ = 175020797952.

The previous prime is 420066650063. The next prime is 420066650123. The reversal of 420066650122 is 221056660024.

It can be written as a sum of positive squares in 4 ways, for example, as 386935005681 + 33131644441 = 622041^2 + 182021^2 .

It is a super-2 number, since 2×420066650122² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (420066650123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4482498 + ... + 4575250.

Almost surely, 2^420066650122 is an apocalyptic number.

420066650122 is a deficient number, since it is larger than the sum of its proper divisors (333327714878).

420066650122 is a wasteful number, since it uses less digits than its factorization.

420066650122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94055 (or 94048 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 420066650122 in words is "four hundred twenty billion, sixty-six million, six hundred fifty thousand, one hundred twenty-two".