4020102422 has 32 divisors (see below), whose sum is σ = 7423046400. Its totient is φ = 1594258848.

The previous prime is 4020102419. The next prime is 4020102451. The reversal of 4020102422 is 2242010204.

It is a happy number.

It is a super-2 number, since 2×4020102422² = 32322446966740532168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4020102422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164297 + ... + 187172.

It is an arithmetic number, because the mean of its divisors is an integer number (231970200).

Almost surely, 2^4020102422 is an apocalyptic number.

4020102422 is a deficient number, since it is larger than the sum of its proper divisors (3402943978).

4020102422 is a wasteful number, since it uses less digits than its factorization.

4020102422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351540.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4020102422 is about 63404.2776317182. The cubic root of 4020102422 is about 1590.0558267913.

Adding to 4020102422 its reverse (2242010204), we get a palindrome (6262112626).

The spelling of 4020102422 in words is "four billion, twenty million, one hundred two thousand, four hundred twenty-two".