42250100401 has 4 divisors (see below), whose sum is σ = 44087061312. Its totient is φ = 40413139492.

The previous prime is 42250100351. The next prime is 42250100407. The reversal of 42250100401 is 10400105224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42250100401 - 2¹⁹ = 42249576113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42250100407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 918480421 + ... + 918480466.

It is an arithmetic number, because the mean of its divisors is an integer number (11021765328).

Almost surely, 2^42250100401 is an apocalyptic number.

It is an amenable number.

42250100401 is a deficient number, since it is larger than the sum of its proper divisors (1836960911).

42250100401 is a wasteful number, since it uses less digits than its factorization.

42250100401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836960910.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 42250100401 its reverse (10400105224), we get a palindrome (52650205625).

The spelling of 42250100401 in words is "forty-two billion, two hundred fifty million, one hundred thousand, four hundred one".