203120310112022 has 4 divisors (see below), whose sum is σ = 304680465168036. Its totient is φ = 101560155056010.

The previous prime is 203120310112021. The next prime is 203120310112033. The reversal of 203120310112022 is 220211013021302.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 203120310111985 and 203120310112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203120310112021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50780077528004 + ... + 50780077528007.

It is an arithmetic number, because the mean of its divisors is an integer number (76170116292009).

Almost surely, 2^{203120310112022} is an apocalyptic number.

203120310112022 is a deficient number, since it is larger than the sum of its proper divisors (101560155056014).

203120310112022 is a wasteful number, since it uses less digits than its factorization.

203120310112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101560155056013.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 203120310112022 its reverse (220211013021302), we get a palindrome (423331323133324).

The spelling of 203120310112022 in words is "two hundred three trillion, one hundred twenty billion, three hundred ten million, one hundred twelve thousand, twenty-two".