2067231121 has 4 divisors (see below), whose sum is σ = 2068790272. Its totient is φ = 2065671972.

The previous prime is 2067231113. The next prime is 2067231137. The reversal of 2067231121 is 1211327602.

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 2067231121 - 2³ = 2067231113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2067231151) 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, 777585 + ... + 780238.

It is an arithmetic number, because the mean of its divisors is an integer number (517197568).

Almost surely, 2^2067231121 is an apocalyptic number.

It is an amenable number.

2067231121 is a deficient number, since it is larger than the sum of its proper divisors (1559151).

2067231121 is a wasteful number, since it uses less digits than its factorization.

2067231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559150.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2067231121 is about 45466.8134027446. The cubic root of 2067231121 is about 1273.8833993887.

Adding to 2067231121 its reverse (1211327602), we get a palindrome (3278558723).

It can be divided in two parts, 206 and 7231121, that added together give a palindrome (7231327).

The spelling of 2067231121 in words is "two billion, sixty-seven million, two hundred thirty-one thousand, one hundred twenty-one".