16126222203 has 160 divisors (see below), whose sum is σ = 31516531200. Its totient is φ = 7979295744.

The previous prime is 16126222181. The next prime is 16126222207. The reversal of 16126222203 is 30222262161.

It is a happy number.

16126222203 is a `hidden beast` number, since 1 + 6 + 12 + 622 + 2 + 20 + 3 = 666.

It is not a de Polignac number, because 16126222203 - 2⁹ = 16126221691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (16126222207) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 15825028 + ... + 15826046.

It is an arithmetic number, because the mean of its divisors is an integer number (196978320).

Almost surely, 2^16126222203 is an apocalyptic number.

16126222203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16126222203 is a deficient number, since it is larger than the sum of its proper divisors (15390308997).

16126222203 is a wasteful number, since it uses less digits than its factorization.

16126222203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183 (or 1174 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 16126222203 its reverse (30222262161), we get a palindrome (46348484364).

The spelling of 16126222203 in words is "sixteen billion, one hundred twenty-six million, two hundred twenty-two thousand, two hundred three".