42230100121 has 32 divisors (see below), whose sum is σ = 48308400000. Its totient is φ = 36562606080.

The previous prime is 42230100089. The next prime is 42230100127. The reversal of 42230100121 is 12100103224.

It is not a de Polignac number, because 42230100121 - 2⁵ = 42230100089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42230100095 and 42230100104.

It is not an unprimeable number, because it can be changed into a prime (42230100127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33069135 + ... + 33070411.

It is an arithmetic number, because the mean of its divisors is an integer number (1509637500).

Almost surely, 2^42230100121 is an apocalyptic number.

It is an amenable number.

42230100121 is a deficient number, since it is larger than the sum of its proper divisors (6078299879).

42230100121 is a wasteful number, since it uses less digits than its factorization.

42230100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 42230100121 its reverse (12100103224), we get a palindrome (54330203345).

The spelling of 42230100121 in words is "forty-two billion, two hundred thirty million, one hundred thousand, one hundred twenty-one".