200121133332131 has 4 divisors (see below), whose sum is σ = 218313963635064. Its totient is φ = 181928303029200.

The previous prime is 200121133332101. The next prime is 200121133332161. The reversal of 200121133332131 is 131233331121002.

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

It is an interprime number because it is at equal distance from previous prime (200121133332101) and next prime (200121133332161).

It is a cyclic number.

It is not a de Polignac number, because 200121133332131 - 2⁶ = 200121133332067 is a prime.

It is a super-2 number, since 2×200121133332131² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200121133332131.

It is not an unprimeable number, because it can be changed into a prime (200121133332101) 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, 9096415151450 + ... + 9096415151471.

It is an arithmetic number, because the mean of its divisors is an integer number (54578490908766).

Almost surely, 2^{200121133332131} is an apocalyptic number.

200121133332131 is a deficient number, since it is larger than the sum of its proper divisors (18192830302933).

200121133332131 is a wasteful number, since it uses less digits than its factorization.

200121133332131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18192830302932.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 200121133332131 its reverse (131233331121002), we get a palindrome (331354464453133).

The spelling of 200121133332131 in words is "two hundred trillion, one hundred twenty-one billion, one hundred thirty-three million, three hundred thirty-two thousand, one hundred thirty-one".