2120012101201 has 4 divisors (see below), whose sum is σ = 2154766398004. Its totient is φ = 2085257804400.

The previous prime is 2120012101183. The next prime is 2120012101219. The reversal of 2120012101201 is 1021012100212.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2120012101183) and next prime (2120012101219).

It can be written as a sum of positive squares in 2 ways, for example, as 682938612801 + 1437073488400 = 826401^2 + 1198780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120012101201 - 2¹³ = 2120012093009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120012101231) 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, 17377148310 + ... + 17377148431.

It is an arithmetic number, because the mean of its divisors is an integer number (538691599501).

Almost surely, 2^{2120012101201} is an apocalyptic number.

It is an amenable number.

2120012101201 is a deficient number, since it is larger than the sum of its proper divisors (34754296803).

2120012101201 is an equidigital number, since it uses as much as digits as its factorization.

2120012101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34754296802.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2120012101201 its reverse (1021012100212), we get a palindrome (3141024201413).

The spelling of 2120012101201 in words is "two trillion, one hundred twenty billion, twelve million, one hundred one thousand, two hundred one".