2321211212001 has 48 divisors (see below), whose sum is σ = 3672178353792. Its totient is φ = 1401217171200.

The previous prime is 2321211211987. The next prime is 2321211212011. The reversal of 2321211212001 is 1002121121232.

2321211212001 is a `hidden beast` number, since 2 + 321 + 21 + 121 + 200 + 1 = 666.

It is not a de Polignac number, because 2321211212001 - 2¹¹ = 2321211209953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2321211212011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74066331 + ... + 74097663.

It is an arithmetic number, because the mean of its divisors is an integer number (76503715704).

Almost surely, 2^{2321211212001} is an apocalyptic number.

It is an amenable number.

2321211212001 is a deficient number, since it is larger than the sum of its proper divisors (1350967141791).

2321211212001 is a wasteful number, since it uses less digits than its factorization.

2321211212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34294 (or 34291 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2321211212001 its reverse (1002121121232), we get a palindrome (3323332333233).

The spelling of 2321211212001 in words is "two trillion, three hundred twenty-one billion, two hundred eleven million, two hundred twelve thousand, one".