2121233013201 has 8 divisors (see below), whose sum is σ = 2894085351520. Its totient is φ = 1381268008512.

The previous prime is 2121233013191. The next prime is 2121233013233. The reversal of 2121233013201 is 1023103321212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2121233013201 - 2³⁸ = 1846355106257 is a prime.

It is a super-3 number, since 3×2121233013201³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2121233013271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8221833256 + ... + 8221833513.

It is an arithmetic number, because the mean of its divisors is an integer number (361760668940).

Almost surely, 2^{2121233013201} is an apocalyptic number.

It is an amenable number.

2121233013201 is a deficient number, since it is larger than the sum of its proper divisors (772852338319).

2121233013201 is a wasteful number, since it uses less digits than its factorization.

2121233013201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16443666815.

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

Adding to 2121233013201 its reverse (1023103321212), we get a palindrome (3144336334413).

The spelling of 2121233013201 in words is "two trillion, one hundred twenty-one billion, two hundred thirty-three million, thirteen thousand, two hundred one".