2120920282001 has 4 divisors (see below), whose sum is σ = 2130972037104. Its totient is φ = 2110868526900.

The previous prime is 2120920281943. The next prime is 2120920282003. The reversal of 2120920282001 is 1002820290212.

It is a happy number.

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 2120920282001 - 2¹⁰ = 2120920280977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120920282003) 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, 5025877235 + ... + 5025877656.

It is an arithmetic number, because the mean of its divisors is an integer number (532743009276).

Almost surely, 2^{2120920282001} is an apocalyptic number.

It is an amenable number.

2120920282001 is a deficient number, since it is larger than the sum of its proper divisors (10051755103).

2120920282001 is a wasteful number, since it uses less digits than its factorization.

2120920282001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10051755102.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 2120920282001 in words is "two trillion, one hundred twenty billion, nine hundred twenty million, two hundred eighty-two thousand, one".