20342212022 has 32 divisors (see below), whose sum is σ = 35400516480. Its totient is φ = 8669479680.

The previous prime is 20342212021. The next prime is 20342212031. The reversal of 20342212022 is 22021224302.

It is a junction number, because it is equal to n+sod(n) for n = 20342211985 and 20342212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20342212021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210308 + ... + 291399.

It is an arithmetic number, because the mean of its divisors is an integer number (1106266140).

Almost surely, 2^20342212022 is an apocalyptic number.

20342212022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20342212022 is a deficient number, since it is larger than the sum of its proper divisors (15058304458).

20342212022 is a wasteful number, since it uses less digits than its factorization.

20342212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501836.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20342212022 its reverse (22021224302), we get a palindrome (42363436324).

The spelling of 20342212022 in words is "twenty billion, three hundred forty-two million, two hundred twelve thousand, twenty-two".