23133545202151 has 4 divisors (see below), whose sum is σ = 24139351515312. Its totient is φ = 22127738888992.

The previous prime is 23133545202121. The next prime is 23133545202193. The reversal of 23133545202151 is 15120254533132.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23133545202151 - 2¹⁹ = 23133544677863 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23133545202151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23133545202121) 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, 502903156546 + ... + 502903156591.

It is an arithmetic number, because the mean of its divisors is an integer number (6034837878828).

Almost surely, 2^{23133545202151} is an apocalyptic number.

23133545202151 is a deficient number, since it is larger than the sum of its proper divisors (1005806313161).

23133545202151 is a wasteful number, since it uses less digits than its factorization.

23133545202151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005806313160.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 23133545202151 its reverse (15120254533132), we get a palindrome (38253799735283).

The spelling of 23133545202151 in words is "twenty-three trillion, one hundred thirty-three billion, five hundred forty-five million, two hundred two thousand, one hundred fifty-one".