122011121011222 has 16 divisors (see below), whose sum is σ = 202207689042912. Its totient is φ = 54920606899840.

The previous prime is 122011121011189. The next prime is 122011121011229. The reversal of 122011121011222 is 222110121110221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122011121011222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122011121011229) 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, 78012224929 + ... + 78012226492.

It is an arithmetic number, because the mean of its divisors is an integer number (12637980565182).

Almost surely, 2^{122011121011222} is an apocalyptic number.

122011121011222 is a deficient number, since it is larger than the sum of its proper divisors (80196568031690).

122011121011222 is a wasteful number, since it uses less digits than its factorization.

122011121011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156024451463.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122011121011222 its reverse (222110121110221), we get a palindrome (344121242121443).

The spelling of 122011121011222 in words is "one hundred twenty-two trillion, eleven billion, one hundred twenty-one million, eleven thousand, two hundred twenty-two".