42220220220399 has 32 divisors (see below), whose sum is σ = 64021893465600. Its totient is φ = 24552613819008.

The previous prime is 42220220220391. The next prime is 42220220220443. The reversal of 42220220220399 is 99302202202224.

It is not a de Polignac number, because 42220220220399 - 2³ = 42220220220391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42220220220391) 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, 283469224 + ... + 283618125.

It is an arithmetic number, because the mean of its divisors is an integer number (2000684170800).

Almost surely, 2^{42220220220399} is an apocalyptic number.

42220220220399 is a deficient number, since it is larger than the sum of its proper divisors (21801673245201).

42220220220399 is a wasteful number, since it uses less digits than its factorization.

42220220220399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567087471.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 42220220220399 in words is "forty-two trillion, two hundred twenty billion, two hundred twenty million, two hundred twenty thousand, three hundred ninety-nine".