200121112023033 has 4 divisors (see below), whose sum is σ = 266828149364048. Its totient is φ = 133414074682020.

The previous prime is 200121112023031. The next prime is 200121112023059. The reversal of 200121112023033 is 330320211121002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 200121112023033 - 2¹ = 200121112023031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200121112023031) 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, 33353518670503 + ... + 33353518670508.

It is an arithmetic number, because the mean of its divisors is an integer number (66707037341012).

Almost surely, 2^{200121112023033} is an apocalyptic number.

It is an amenable number.

200121112023033 is a deficient number, since it is larger than the sum of its proper divisors (66707037341015).

200121112023033 is an equidigital number, since it uses as much as digits as its factorization.

200121112023033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66707037341014.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 200121112023033 its reverse (330320211121002), we get a palindrome (530441323144035).

The spelling of 200121112023033 in words is "two hundred trillion, one hundred twenty-one billion, one hundred twelve million, twenty-three thousand, thirty-three".