20122121022022 has 8 divisors (see below), whose sum is σ = 31958662799736. Its totient is φ = 9469233422112.

The previous prime is 20122121022013. The next prime is 20122121022023. The reversal of 20122121022022 is 22022012122102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122121022023) 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, 295913544408 + ... + 295913544475.

It is an arithmetic number, because the mean of its divisors is an integer number (3994832849967).

Almost surely, 2^{20122121022022} is an apocalyptic number.

20122121022022 is a deficient number, since it is larger than the sum of its proper divisors (11836541777714).

20122121022022 is a wasteful number, since it uses less digits than its factorization.

20122121022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591827088902.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20122121022022 its reverse (22022012122102), we get a palindrome (42144133144124).

The spelling of 20122121022022 in words is "twenty trillion, one hundred twenty-two billion, one hundred twenty-one million, twenty-two thousand, twenty-two".