1122203101123 has 16 divisors (see below), whose sum is σ = 1214768972032. Its totient is φ = 1030537728000.

The previous prime is 1122203101099. The next prime is 1122203101141. The reversal of 1122203101123 is 3211013022211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122203101123 is a prime.

It is a super-2 number, since 2×1122203101123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122203101123.

It is not an unprimeable number, because it can be changed into a prime (1122203101423) 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, 2924083 + ... + 3285523.

It is an arithmetic number, because the mean of its divisors is an integer number (75923060752).

Almost surely, 2^{1122203101123} is an apocalyptic number.

1122203101123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1122203101123 is a deficient number, since it is larger than the sum of its proper divisors (92565870909).

1122203101123 is a wasteful number, since it uses less digits than its factorization.

1122203101123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362686.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1122203101123 its reverse (3211013022211), we get a palindrome (4333216123334).

The spelling of 1122203101123 in words is "one trillion, one hundred twenty-two billion, two hundred three million, one hundred one thousand, one hundred twenty-three".