264366123210121 has 8 divisors (see below), whose sum is σ = 273150783363584. Its totient is φ = 255597508100160.

The previous prime is 264366123210109. The next prime is 264366123210169. The reversal of 264366123210121 is 121012321663462.

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

It is a cyclic number.

It is not a de Polignac number, because 264366123210121 - 2¹⁵ = 264366123177353 is a prime.

It is a super-2 number, since 2×264366123210121² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264366123211121) 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, 4011227376 + ... + 4011293281.

It is an arithmetic number, because the mean of its divisors is an integer number (34143847920448).

Almost surely, 2^{264366123210121} is an apocalyptic number.

It is an amenable number.

264366123210121 is a deficient number, since it is larger than the sum of its proper divisors (8784660153463).

264366123210121 is a wasteful number, since it uses less digits than its factorization.

264366123210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8022521751.

The product of its (nonzero) digits is 124416, while the sum is 40.

Adding to 264366123210121 its reverse (121012321663462), we get a palindrome (385378444873583).

The spelling of 264366123210121 in words is "two hundred sixty-four trillion, three hundred sixty-six billion, one hundred twenty-three million, two hundred ten thousand, one hundred twenty-one".