420111411122 has 24 divisors (see below), whose sum is σ = 689126507460. Its totient is φ = 191977780800.

The previous prime is 420111411091. The next prime is 420111411143. The reversal of 420111411122 is 221114111024.

It can be written as a sum of positive squares in 6 ways, for example, as 253956531481 + 166154879641 = 503941^2 + 407621^2 .

It is a junction number, because it is equal to n+sod(n) for n = 420111411094 and 420111411103.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6118997 + ... + 6187272.

Almost surely, 2^420111411122 is an apocalyptic number.

420111411122 is a deficient number, since it is larger than the sum of its proper divisors (269015096338).

420111411122 is a wasteful number, since it uses less digits than its factorization.

420111411122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12306398 (or 12306385 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 420111411122 its reverse (221114111024), we get a palindrome (641225522146).

The spelling of 420111411122 in words is "four hundred twenty billion, one hundred eleven million, four hundred eleven thousand, one hundred twenty-two".