420230134222 has 4 divisors (see below), whose sum is σ = 630345201336. Its totient is φ = 210115067110.

The previous prime is 420230134153. The next prime is 420230134277. The reversal of 420230134222 is 222431032024.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105057533554 + ... + 105057533557.

It is an arithmetic number, because the mean of its divisors is an integer number (157586300334).

Almost surely, 2^420230134222 is an apocalyptic number.

420230134222 is a deficient number, since it is larger than the sum of its proper divisors (210115067114).

420230134222 is a wasteful number, since it uses less digits than its factorization.

420230134222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210115067113.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 420230134222 its reverse (222431032024), we get a palindrome (642661166246).

The spelling of 420230134222 in words is "four hundred twenty billion, two hundred thirty million, one hundred thirty-four thousand, two hundred twenty-two".