422101051 has 4 divisors (see below), whose sum is σ = 424690792. Its totient is φ = 419511312.

The previous prime is 422101039. The next prime is 422101091. The reversal of 422101051 is 150101224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422101051 - 2¹⁹ = 421576763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422101091) 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, 1294626 + ... + 1294951.

It is an arithmetic number, because the mean of its divisors is an integer number (106172698).

Almost surely, 2^422101051 is an apocalyptic number.

422101051 is a deficient number, since it is larger than the sum of its proper divisors (2589741).

422101051 is a wasteful number, since it uses less digits than its factorization.

422101051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589740.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 422101051 is about 20545.0979798102. The cubic root of 422101051 is about 750.1339322296.

Adding to 422101051 its reverse (150101224), we get a palindrome (572202275).

The spelling of 422101051 in words is "four hundred twenty-two million, one hundred one thousand, fifty-one".