2122732011 has 4 divisors (see below), whose sum is σ = 2830309352. Its totient is φ = 1415154672.

The previous prime is 2122732009. The next prime is 2122732021. The reversal of 2122732011 is 1102372212.

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

It is not a de Polignac number, because 2122732011 - 2¹ = 2122732009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122732021) 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, 353788666 + ... + 353788671.

It is an arithmetic number, because the mean of its divisors is an integer number (707577338).

Almost surely, 2^2122732011 is an apocalyptic number.

2122732011 is a deficient number, since it is larger than the sum of its proper divisors (707577341).

2122732011 is an equidigital number, since it uses as much as digits as its factorization.

2122732011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707577340.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 2122732011 is about 46073.1159245823. The cubic root of 2122732011 is about 1285.1832491114.

The spelling of 2122732011 in words is "two billion, one hundred twenty-two million, seven hundred thirty-two thousand, eleven".