1122000212123 has 16 divisors (see below), whose sum is σ = 1332052992000. Its totient is φ = 924666705312.

The previous prime is 1122000212089. The next prime is 1122000212159. The reversal of 1122000212123 is 3212120002211.

It is not a de Polignac number, because 1122000212123 - 2⁶ = 1122000212059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122000212023) 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, 11514443 + ... + 11611476.

It is an arithmetic number, because the mean of its divisors is an integer number (83253312000).

Almost surely, 2^{1122000212123} is an apocalyptic number.

1122000212123 is a deficient number, since it is larger than the sum of its proper divisors (210052779877).

1122000212123 is a wasteful number, since it uses less digits than its factorization.

1122000212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23126194.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1122000212123 its reverse (3212120002211), we get a palindrome (4334120214334).

The spelling of 1122000212123 in words is "one trillion, one hundred twenty-two billion, two hundred twelve thousand, one hundred twenty-three".