2123001122 has 16 divisors (see below), whose sum is σ = 3479281344. Its totient is φ = 963534000.

The previous prime is 2123001121. The next prime is 2123001137. The reversal of 2123001122 is 2211003212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2123001097 and 2123001106.

It is not an unprimeable number, because it can be changed into a prime (2123001121) 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, 58454 + ... + 87537.

It is an arithmetic number, because the mean of its divisors is an integer number (217455084).

Almost surely, 2^2123001122 is an apocalyptic number.

2123001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123001122 is a deficient number, since it is larger than the sum of its proper divisors (1356280222).

2123001122 is a wasteful number, since it uses less digits than its factorization.

2123001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146665.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2123001122 is about 46076.0363095612. The cubic root of 2123001122 is about 1285.2375568515.

Adding to 2123001122 its reverse (2211003212), we get a palindrome (4334004334).

The spelling of 2123001122 in words is "two billion, one hundred twenty-three million, one thousand, one hundred twenty-two".