1202322100123 has 8 divisors (see below), whose sum is σ = 1273138680528. Its totient is φ = 1131515714304.

The previous prime is 1202322100099. The next prime is 1202322100141. The reversal of 1202322100123 is 3210012232021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202322100123 - 2⁹ = 1202322099611 is a prime.

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 1202322100123.

It is not an unprimeable number, because it can be changed into a prime (1202322100153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305161 + ... + 2778202.

It is an arithmetic number, because the mean of its divisors is an integer number (159142335066).

Almost surely, 2^{1202322100123} is an apocalyptic number.

1202322100123 is a deficient number, since it is larger than the sum of its proper divisors (70816580405).

1202322100123 is a wasteful number, since it uses less digits than its factorization.

1202322100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097293.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1202322100123 its reverse (3210012232021), we get a palindrome (4412334332144).

The spelling of 1202322100123 in words is "one trillion, two hundred two billion, three hundred twenty-two million, one hundred thousand, one hundred twenty-three".