122211011999999 has 8 divisors (see below), whose sum is σ = 131943375100320. Its totient is φ = 112526008331616.

The previous prime is 122211011999953. The next prime is 122211012000013. The reversal of 122211011999999 is 999999110112221.

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

It is a cyclic number.

It is not a de Polignac number, because 122211011999999 - 2²⁴ = 122210995222783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122211011999599) 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, 11839852619 + ... + 11839862940.

It is an arithmetic number, because the mean of its divisors is an integer number (16492921887540).

Almost surely, 2^{122211011999999} is an apocalyptic number.

122211011999999 is a deficient number, since it is larger than the sum of its proper divisors (9732363100321).

122211011999999 is a wasteful number, since it uses less digits than its factorization.

122211011999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23679715969.

The product of its (nonzero) digits is 4251528, while the sum is 65.

The spelling of 122211011999999 in words is "one hundred twenty-two trillion, two hundred eleven billion, eleven million, nine hundred ninety-nine thousand, nine hundred ninety-nine".