2201012321201 has 16 divisors (see below), whose sum is σ = 2234093400000. Its totient is φ = 2168170842816.

The previous prime is 2201012321173. The next prime is 2201012321297. The reversal of 2201012321201 is 1021232101022.

It is a cyclic number.

It is not a de Polignac number, because 2201012321201 - 2²² = 2201008126897 is a prime.

It is a super-2 number, since 2×2201012321201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201012321201.

It is not an unprimeable number, because it can be changed into a prime (2201012341201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122890835 + ... + 122908743.

It is an arithmetic number, because the mean of its divisors is an integer number (139630837500).

Almost surely, 2^{2201012321201} is an apocalyptic number.

It is an amenable number.

2201012321201 is a deficient number, since it is larger than the sum of its proper divisors (33081078799).

2201012321201 is a wasteful number, since it uses less digits than its factorization.

2201012321201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24496.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2201012321201 its reverse (1021232101022), we get a palindrome (3222244422223).

The spelling of 2201012321201 in words is "two trillion, two hundred one billion, twelve million, three hundred twenty-one thousand, two hundred one".