110222121999 has 32 divisors (see below), whose sum is σ = 164426330880. Its totient is φ = 65095430400.

The previous prime is 110222121829. The next prime is 110222122037. The reversal of 110222121999 is 999121222011.

It is a happy number.

It is not a de Polignac number, because 110222121999 - 2¹¹ = 110222119951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110222121199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1114809 + ... + 1209645.

It is an arithmetic number, because the mean of its divisors is an integer number (5138322840).

Almost surely, 2^110222121999 is an apocalyptic number.

110222121999 is a deficient number, since it is larger than the sum of its proper divisors (54204208881).

110222121999 is a wasteful number, since it uses less digits than its factorization.

110222121999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95751.

The product of its (nonzero) digits is 11664, while the sum is 39.

It can be divided in two parts, 110222 and 121999, that added together give a triangular number (232221 = T₆₈₁).

The spelling of 110222121999 in words is "one hundred ten billion, two hundred twenty-two million, one hundred twenty-one thousand, nine hundred ninety-nine".