122111310003 has 4 divisors (see below), whose sum is σ = 162815080008. Its totient is φ = 81407540000.

The previous prime is 122111309977. The next prime is 122111310011. The reversal of 122111310003 is 300013111221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122111310003 - 2¹⁶ = 122111244467 is a prime.

It is a super-2 number, since 2×122111310003² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122111310043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20351884998 + ... + 20351885003.

It is an arithmetic number, because the mean of its divisors is an integer number (40703770002).

Almost surely, 2^122111310003 is an apocalyptic number.

122111310003 is a deficient number, since it is larger than the sum of its proper divisors (40703770005).

122111310003 is an equidigital number, since it uses as much as digits as its factorization.

122111310003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40703770004.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 122111310003 its reverse (300013111221), we get a palindrome (422124421224).

The spelling of 122111310003 in words is "one hundred twenty-two billion, one hundred eleven million, three hundred ten thousand, three".