20220120001022 has 4 divisors (see below), whose sum is σ = 30330180001536. Its totient is φ = 10110060000510.

The previous prime is 20220120001007. The next prime is 20220120001051. The reversal of 20220120001022 is 22010002102202.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20220120000988 and 20220120001006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055030000254 + ... + 5055030000257.

It is an arithmetic number, because the mean of its divisors is an integer number (7582545000384).

Almost surely, 2^{20220120001022} is an apocalyptic number.

20220120001022 is a deficient number, since it is larger than the sum of its proper divisors (10110060000514).

20220120001022 is a wasteful number, since it uses less digits than its factorization.

20220120001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110060000513.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20220120001022 its reverse (22010002102202), we get a palindrome (42230122103224).

The spelling of 20220120001022 in words is "twenty trillion, two hundred twenty billion, one hundred twenty million, one thousand, twenty-two".