122200000011111 has 16 divisors (see below), whose sum is σ = 182549385767808. Its totient is φ = 72058968064800.

The previous prime is 122200000011083. The next prime is 122200000011151. The reversal of 122200000011111 is 111110000002221.

It is not a de Polignac number, because 122200000011111 - 2⁵ = 122200000011079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200000011151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50040948825 + ... + 50040951266.

It is an arithmetic number, because the mean of its divisors is an integer number (11409336610488).

Almost surely, 2^{122200000011111} is an apocalyptic number.

122200000011111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122200000011111 is a deficient number, since it is larger than the sum of its proper divisors (60349385756697).

122200000011111 is a wasteful number, since it uses less digits than its factorization.

122200000011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100081900142.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122200000011111 its reverse (111110000002221), we get a palindrome (233310000013332).

The spelling of 122200000011111 in words is "one hundred twenty-two trillion, two hundred billion, eleven thousand, one hundred eleven".