122111002222012 has 24 divisors (see below), whose sum is σ = 214185129500160. Its totient is φ = 60915304211760.

The previous prime is 122111002222009. The next prime is 122111002222247. The reversal of 122111002222012 is 210222200111221.

It is a super-2 number, since 2×122111002222012² (a number of 29 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 7 ways as a sum of consecutive naturals, for example, 2515087 + ... + 15828697.

It is an arithmetic number, because the mean of its divisors is an integer number (8924380395840).

Almost surely, 2^{122111002222012} is an apocalyptic number.

It is an amenable number.

122111002222012 is a deficient number, since it is larger than the sum of its proper divisors (92074127278148).

122111002222012 is a wasteful number, since it uses less digits than its factorization.

122111002222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13318881 (or 13318879 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122111002222012 its reverse (210222200111221), we get a palindrome (332333202333233).

The spelling of 122111002222012 in words is "one hundred twenty-two trillion, one hundred eleven billion, two million, two hundred twenty-two thousand, twelve".