211001120111022 has 16 divisors (see below), whose sum is σ = 446825901411792. Its totient is φ = 66196429838720.

The previous prime is 211001120111021. The next prime is 211001120111051. The reversal of 211001120111022 is 220111021100112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211001120110992 and 211001120111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211001120111021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034319216129 + ... + 1034319216332.

It is an arithmetic number, because the mean of its divisors is an integer number (27926618838237).

Almost surely, 2^{211001120111022} is an apocalyptic number.

211001120111022 is an abundant number, since it is smaller than the sum of its proper divisors (235824781300770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211001120111022 is a wasteful number, since it uses less digits than its factorization.

211001120111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068638432483.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 211001120111022 its reverse (220111021100112), we get a palindrome (431112141211134).

The spelling of 211001120111022 in words is "two hundred eleven trillion, one billion, one hundred twenty million, one hundred eleven thousand, twenty-two".