110021211999 has 12 divisors (see below), whose sum is σ = 159838140696. Its totient is φ = 72923499792.

The previous prime is 110021211967. The next prime is 110021212001. The reversal of 110021211999 is 999112120011.

It is not a de Polignac number, because 110021211999 - 2⁵ = 110021211967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021211929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35329597 + ... + 35332710.

It is an arithmetic number, because the mean of its divisors is an integer number (13319845058).

Almost surely, 2^110021211999 is an apocalyptic number.

110021211999 is a deficient number, since it is larger than the sum of its proper divisors (49816928697).

110021211999 is a wasteful number, since it uses less digits than its factorization.

110021211999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70662486 (or 70662483 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 36.

The spelling of 110021211999 in words is "one hundred ten billion, twenty-one million, two hundred eleven thousand, nine hundred ninety-nine".