2121033332 has 24 divisors (see below), whose sum is σ = 4065399072. Its totient is φ = 960260000.

The previous prime is 2121033307. The next prime is 2121033353. The reversal of 2121033332 is 2333301212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84983 + ... + 107070.

It is an arithmetic number, because the mean of its divisors is an integer number (169391628).

Almost surely, 2^2121033332 is an apocalyptic number.

2121033332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2121033332 is a deficient number, since it is larger than the sum of its proper divisors (1944365740).

2121033332 is a wasteful number, since it uses less digits than its factorization.

2121033332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192319 (or 192317 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2121033332 is about 46054.6776343077. The cubic root of 2121033332 is about 1284.8403425211.

Adding to 2121033332 its reverse (2333301212), we get a palindrome (4454334544).

The spelling of 2121033332 in words is "two billion, one hundred twenty-one million, thirty-three thousand, three hundred thirty-two".