201142023122203 has 4 divisors (see below), whose sum is σ = 201179361539160. Its totient is φ = 201104684705248.

The previous prime is 201142023122081. The next prime is 201142023122347. The reversal of 201142023122203 is 302221320241102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201142023122203 is a prime.

It is a super-2 number, since 2×201142023122203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201142023122903) 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, 18669200398 + ... + 18669211171.

It is an arithmetic number, because the mean of its divisors is an integer number (50294840384790).

Almost surely, 2^{201142023122203} is an apocalyptic number.

201142023122203 is a deficient number, since it is larger than the sum of its proper divisors (37338416957).

201142023122203 is an equidigital number, since it uses as much as digits as its factorization.

201142023122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37338416956.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 201142023122203 its reverse (302221320241102), we get a palindrome (503363343363305).

The spelling of 201142023122203 in words is "two hundred one trillion, one hundred forty-two billion, twenty-three million, one hundred twenty-two thousand, two hundred three".