2120001011201 has 4 divisors (see below), whose sum is σ = 2120053290432. Its totient is φ = 2119948731972.

The previous prime is 2120001011143. The next prime is 2120001011203. The reversal of 2120001011201 is 1021101000212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2120001011201 - 2¹⁸ = 2120000749057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120001011203) 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, 26078741 + ... + 26159906.

It is an arithmetic number, because the mean of its divisors is an integer number (530013322608).

Almost surely, 2^{2120001011201} is an apocalyptic number.

It is an amenable number.

2120001011201 is a deficient number, since it is larger than the sum of its proper divisors (52279231).

2120001011201 is an equidigital number, since it uses as much as digits as its factorization.

2120001011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52279230.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2120001011201 its reverse (1021101000212), we get a palindrome (3141102011413).

The spelling of 2120001011201 in words is "two trillion, one hundred twenty billion, one million, eleven thousand, two hundred one".