122011211210022 has 24 divisors (see below), whose sum is σ = 264360434098176. Its totient is φ = 40669971458256.

The previous prime is 122011211210003. The next prime is 122011211210039. The reversal of 122011211210022 is 220012112110221.

122011211210022 is a `hidden beast` number, since 1 + 220 + 1 + 1 + 211 + 210 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 122011211209977 and 122011211210004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34280373 + ... + 37671824.

It is an arithmetic number, because the mean of its divisors is an integer number (11015018087424).

Almost surely, 2^{122011211210022} is an apocalyptic number.

122011211210022 is an abundant number, since it is smaller than the sum of its proper divisors (142349222888154).

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

122011211210022 is a wasteful number, since it uses less digits than its factorization.

122011211210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72046412 (or 72046409 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122011211210022 its reverse (220012112110221), we get a palindrome (342023323320243).

The spelling of 122011211210022 in words is "one hundred twenty-two trillion, eleven billion, two hundred eleven million, two hundred ten thousand, twenty-two".