122221122022 has 8 divisors (see below), whose sum is σ = 194115899736. Its totient is φ = 57515822112.

The previous prime is 122221122013. The next prime is 122221122077. The reversal of 122221122022 is 220221122221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×122221122022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1797369408 + ... + 1797369475.

It is an arithmetic number, because the mean of its divisors is an integer number (24264487467).

Almost surely, 2^122221122022 is an apocalyptic number.

122221122022 is a deficient number, since it is larger than the sum of its proper divisors (71894777714).

122221122022 is a wasteful number, since it uses less digits than its factorization.

122221122022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3594738902.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122221122022 its reverse (220221122221), we get a palindrome (342442244243).

The spelling of 122221122022 in words is "one hundred twenty-two billion, two hundred twenty-one million, one hundred twenty-two thousand, twenty-two".