201111010022 has 32 divisors (see below), whose sum is σ = 331173626112. Its totient is φ = 91032109344.

The previous prime is 201111010007. The next prime is 201111010031. The reversal of 201111010022 is 220010111102.

It is a junction number, because it is equal to n+sod(n) for n = 201111009985 and 201111010012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141143 + ... + 649725.

It is an arithmetic number, because the mean of its divisors is an integer number (10349175816).

Almost surely, 2^201111010022 is an apocalyptic number.

201111010022 is a deficient number, since it is larger than the sum of its proper divisors (130062616090).

201111010022 is a wasteful number, since it uses less digits than its factorization.

201111010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508892.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201111010022 its reverse (220010111102), we get a palindrome (421121121124).

The spelling of 201111010022 in words is "two hundred one billion, one hundred eleven million, ten thousand, twenty-two".