42003122202 has 12 divisors (see below), whose sum is σ = 91006764810. Its totient is φ = 14001040728.

The previous prime is 42003122173. The next prime is 42003122279. The reversal of 42003122202 is 20222130024.

It can be written as a sum of positive squares in only one way, i.e., 35626940001 + 6376182201 = 188751^2 + 79851^2 .

It is a super-2 number, since 2×42003122202² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2333506789 = 42003122202 / (4 + 2 + 0 + 0 + 3 + 1 + 2 + 2 + 2 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1166753377 + ... + 1166753412.

Almost surely, 2^42003122202 is an apocalyptic number.

42003122202 is an abundant number, since it is smaller than the sum of its proper divisors (49003642608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42003122202 is a wasteful number, since it uses less digits than its factorization.

42003122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333506797 (or 2333506794 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 42003122202 its reverse (20222130024), we get a palindrome (62225252226).

The spelling of 42003122202 in words is "forty-two billion, three million, one hundred twenty-two thousand, two hundred two".