20122122022 has 8 divisors (see below), whose sum is σ = 30184469136. Its totient is φ = 10060632312.

The previous prime is 20122122019. The next prime is 20122122023. The reversal of 20122122022 is 22022122102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20122121987 and 20122122005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122122023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152058 + ... + 251725.

It is an arithmetic number, because the mean of its divisors is an integer number (3773058642).

Almost surely, 2^20122122022 is an apocalyptic number.

20122122022 is a deficient number, since it is larger than the sum of its proper divisors (10062347114).

20122122022 is a wasteful number, since it uses less digits than its factorization.

20122122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428702.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20122122022 its reverse (22022122102), we get a palindrome (42144244124).

The spelling of 20122122022 in words is "twenty billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty-two".