20210010111022 has 4 divisors (see below), whose sum is σ = 30315015166536. Its totient is φ = 10105005055510.

The previous prime is 20210010110981. The next prime is 20210010111029. The reversal of 20210010111022 is 22011101001202.

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

It is a super-2 number, since 2×20210010111022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20210010110993 and 20210010111011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20210010111029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5052502527754 + ... + 5052502527757.

It is an arithmetic number, because the mean of its divisors is an integer number (7578753791634).

Almost surely, 2^{20210010111022} is an apocalyptic number.

20210010111022 is a deficient number, since it is larger than the sum of its proper divisors (10105005055514).

20210010111022 is a wasteful number, since it uses less digits than its factorization.

20210010111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10105005055513.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20210010111022 its reverse (22011101001202), we get a palindrome (42221111112224).

The spelling of 20210010111022 in words is "twenty trillion, two hundred ten billion, ten million, one hundred eleven thousand, twenty-two".