202312120445 has 8 divisors (see below), whose sum is σ = 243565342944. Its totient is φ = 161322497424.

The previous prime is 202312120433. The next prime is 202312120457. The reversal of 202312120445 is 544021213202.

It is an interprime number because it is at equal distance from previous prime (202312120433) and next prime (202312120457).

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 202312120445 - 2¹⁰ = 202312119421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65898179 + ... + 65901248.

It is an arithmetic number, because the mean of its divisors is an integer number (30445667868).

Almost surely, 2^202312120445 is an apocalyptic number.

It is an amenable number.

202312120445 is a deficient number, since it is larger than the sum of its proper divisors (41253222499).

202312120445 is a wasteful number, since it uses less digits than its factorization.

202312120445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131799739.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 202312120445 its reverse (544021213202), we get a palindrome (746333333647).

The spelling of 202312120445 in words is "two hundred two billion, three hundred twelve million, one hundred twenty thousand, four hundred forty-five".