1201122103023 has 24 divisors (see below), whose sum is σ = 1751925975072. Its totient is φ = 792916051968.

The previous prime is 1201122103007. The next prime is 1201122103039. The reversal of 1201122103023 is 3203012211021.

It is an interprime number because it is at equal distance from previous prime (1201122103007) and next prime (1201122103039).

It is not a de Polignac number, because 1201122103023 - 2⁴ = 1201122103007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1201122102987 and 1201122103005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201122103723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15417015 + ... + 15494727.

It is an arithmetic number, because the mean of its divisors is an integer number (72996915628).

Almost surely, 2^{1201122103023} is an apocalyptic number.

1201122103023 is a deficient number, since it is larger than the sum of its proper divisors (550803872049).

1201122103023 is a wasteful number, since it uses less digits than its factorization.

1201122103023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94495 (or 94492 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1201122103023 its reverse (3203012211021), we get a palindrome (4404134314044).

The spelling of 1201122103023 in words is "one trillion, two hundred one billion, one hundred twenty-two million, one hundred three thousand, twenty-three".