2120001200007 has 4 divisors (see below), whose sum is σ = 2826668266680. Its totient is φ = 1413334133336.

The previous prime is 2120001199993. The next prime is 2120001200087. The reversal of 2120001200007 is 7000021000212.

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

It is a cyclic number.

It is not a de Polignac number, because 2120001200007 - 2¹⁴ = 2120001183623 is a prime.

It is a super-2 number, since 2×2120001200007² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120001200087) 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, 353333533332 + ... + 353333533337.

It is an arithmetic number, because the mean of its divisors is an integer number (706667066670).

Almost surely, 2^{2120001200007} is an apocalyptic number.

2120001200007 is a deficient number, since it is larger than the sum of its proper divisors (706667066673).

2120001200007 is an equidigital number, since it uses as much as digits as its factorization.

2120001200007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706667066672.

The product of its (nonzero) digits is 56, while the sum is 15.

Adding to 2120001200007 its reverse (7000021000212), we get a palindrome (9120022200219).

The spelling of 2120001200007 in words is "two trillion, one hundred twenty billion, one million, two hundred thousand, seven".