2132221999 has 8 divisors (see below), whose sum is σ = 2169758448. Its totient is φ = 2094768960.

The previous prime is 2132221981. The next prime is 2132222011. The reversal of 2132221999 is 9991222312.

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

It is a cyclic number.

It is not a de Polignac number, because 2132221999 - 2⁵ = 2132221967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132221939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31884 + ... + 72670.

It is an arithmetic number, because the mean of its divisors is an integer number (271219806).

Almost surely, 2^2132221999 is an apocalyptic number.

2132221999 is a deficient number, since it is larger than the sum of its proper divisors (37536449).

2132221999 is an equidigital number, since it uses as much as digits as its factorization.

2132221999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41705.

The product of its digits is 34992, while the sum is 40.

The square root of 2132221999 is about 46175.9894209101. The cubic root of 2132221999 is about 1287.0956028337.

The spelling of 2132221999 in words is "two billion, one hundred thirty-two million, two hundred twenty-one thousand, nine hundred ninety-nine".