202101112102023 has 64 divisors (see below), whose sum is σ = 323214709708800. Its totient is φ = 124426474824960.

The previous prime is 202101112102003. The next prime is 202101112102063. The reversal of 202101112102023 is 320201211101202.

It is not a de Polignac number, because 202101112102023 - 2⁴⁶ = 131732367924359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202101112101987 and 202101112102005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202101112102003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 419747286 + ... + 420228492.

It is an arithmetic number, because the mean of its divisors is an integer number (5050229839200).

Almost surely, 2^{202101112102023} is an apocalyptic number.

202101112102023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

202101112102023 is a deficient number, since it is larger than the sum of its proper divisors (121113597606777).

202101112102023 is a wasteful number, since it uses less digits than its factorization.

202101112102023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504589 (or 504583 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 202101112102023 its reverse (320201211101202), we get a palindrome (522302323203225).

The spelling of 202101112102023 in words is "two hundred two trillion, one hundred one billion, one hundred twelve million, one hundred two thousand, twenty-three".