201020020111022 has 16 divisors (see below), whose sum is σ = 348017686870752. Its totient is φ = 85298452663200.

The previous prime is 201020020111013. The next prime is 201020020111037. The reversal of 201020020111022 is 220111020020102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 201020020110988 and 201020020111006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71082042473 + ... + 71082045300.

It is an arithmetic number, because the mean of its divisors is an integer number (21751105429422).

Almost surely, 2^{201020020111022} is an apocalyptic number.

201020020111022 is a deficient number, since it is larger than the sum of its proper divisors (146997666759730).

201020020111022 is a wasteful number, since it uses less digits than its factorization.

201020020111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142164087883.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201020020111022 its reverse (220111020020102), we get a palindrome (421131040131124).

The spelling of 201020020111022 in words is "two hundred one trillion, twenty billion, twenty million, one hundred eleven thousand, twenty-two".