211211101110022 has 16 divisors (see below), whose sum is σ = 341189289675360. Its totient is φ = 97481439139392.

The previous prime is 211211101109947. The next prime is 211211101110073. The reversal of 211211101110022 is 220011101112112.

It is a super-2 number, since 2×211211101110022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211211101109978 and 211211101110005.

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, 21047938 + ... + 29418325.

It is an arithmetic number, because the mean of its divisors is an integer number (21324330604710).

Almost surely, 2^{211211101110022} is an apocalyptic number.

211211101110022 is a deficient number, since it is larger than the sum of its proper divisors (129978188565338).

211211101110022 is a wasteful number, since it uses less digits than its factorization.

211211101110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50627247.

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

Adding to 211211101110022 its reverse (220011101112112), we get a palindrome (431222202222134).

The spelling of 211211101110022 in words is "two hundred eleven trillion, two hundred eleven billion, one hundred one million, one hundred ten thousand, twenty-two".