201202111200023 has 16 divisors (see below), whose sum is σ = 204893464826880. Its totient is φ = 197534608538400.

The previous prime is 201202111199983. The next prime is 201202111200037. The reversal of 201202111200023 is 320002111202102.

It is a cyclic number.

It is not a de Polignac number, because 201202111200023 - 2¹⁶ = 201202111134487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201202111199974 and 201202111200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201202111260023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1567650833 + ... + 1567779173.

It is an arithmetic number, because the mean of its divisors is an integer number (12805841551680).

Almost surely, 2^{201202111200023} is an apocalyptic number.

201202111200023 is a deficient number, since it is larger than the sum of its proper divisors (3691353626857).

201202111200023 is a wasteful number, since it uses less digits than its factorization.

201202111200023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221038.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 201202111200023 its reverse (320002111202102), we get a palindrome (521204222402125).

The spelling of 201202111200023 in words is "two hundred one trillion, two hundred two billion, one hundred eleven million, two hundred thousand, twenty-three".