122220223011 has 48 divisors (see below), whose sum is σ = 189862493184. Its totient is φ = 75483885312.

The previous prime is 122220223007. The next prime is 122220223087. The reversal of 122220223011 is 110322022221.

122220223011 is a `hidden beast` number, since 1 + 222 + 202 + 230 + 11 = 666.

It is not a de Polignac number, because 122220223011 - 2² = 122220223007 is a prime.

It is a super-2 number, since 2×122220223011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122220223211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15813430 + ... + 15821156.

It is an arithmetic number, because the mean of its divisors is an integer number (3955468608).

Almost surely, 2^122220223011 is an apocalyptic number.

122220223011 is a deficient number, since it is larger than the sum of its proper divisors (67642270173).

122220223011 is a wasteful number, since it uses less digits than its factorization.

122220223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9360 (or 9357 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 122220223011 its reverse (110322022221), we get a palindrome (232542245232).

The spelling of 122220223011 in words is "one hundred twenty-two billion, two hundred twenty million, two hundred twenty-three thousand, eleven".