2120126660007 has 8 divisors (see below), whose sum is σ = 2865559321584. Its totient is φ = 1394055885888.

The previous prime is 2120126659999. The next prime is 2120126660021. The reversal of 2120126660007 is 7000666210212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2120126660007 - 2³ = 2120126659999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2120126660007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120126660107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4840471608 + ... + 4840472045.

It is an arithmetic number, because the mean of its divisors is an integer number (358194915198).

Almost surely, 2^{2120126660007} is an apocalyptic number.

2120126660007 is a deficient number, since it is larger than the sum of its proper divisors (745432661577).

2120126660007 is an equidigital number, since it uses as much as digits as its factorization.

2120126660007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9680943729.

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 2120126660007 in words is "two trillion, one hundred twenty billion, one hundred twenty-six million, six hundred sixty thousand, seven".