2222142023420 has 24 divisors (see below), whose sum is σ = 5090725363248. Its totient is φ = 808051644800.

The previous prime is 2222142023401. The next prime is 2222142023459. The reversal of 2222142023420 is 243202412222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2222142023420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5050322561 + ... + 5050323000.

It is an arithmetic number, because the mean of its divisors is an integer number (212113556802).

Almost surely, 2^{2222142023420} is an apocalyptic number.

2222142023420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222142023420 is an abundant number, since it is smaller than the sum of its proper divisors (2868583339828).

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

2222142023420 is a wasteful number, since it uses less digits than its factorization.

2222142023420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100645581 (or 10100645579 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2222142023420 its reverse (243202412222), we get a palindrome (2465344435642).

The spelling of 2222142023420 in words is "two trillion, two hundred twenty-two billion, one hundred forty-two million, twenty-three thousand, four hundred twenty".