202123323044212 has 12 divisors (see below), whose sum is σ = 353716497965376. Its totient is φ = 101061466482680.

The previous prime is 202123323044189. The next prime is 202123323044213. The reversal of 202123323044212 is 212440323321202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202123323044213) 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, 46415614 + ... + 50583157.

It is an arithmetic number, because the mean of its divisors is an integer number (29476374830448).

Almost surely, 2^{202123323044212} is an apocalyptic number.

It is an amenable number.

202123323044212 is a deficient number, since it is larger than the sum of its proper divisors (151593174921164).

202123323044212 is a wasteful number, since it uses less digits than its factorization.

202123323044212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97519718 (or 97519716 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 202123323044212 its reverse (212440323321202), we get a palindrome (414563646365414).

The spelling of 202123323044212 in words is "two hundred two trillion, one hundred twenty-three billion, three hundred twenty-three million, forty-four thousand, two hundred twelve".