1332022021 has 8 divisors (see below), whose sum is σ = 1473021504. Its totient is φ = 1194340320.

The previous prime is 1332022007. The next prime is 1332022031. The reversal of 1332022021 is 1202202331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332022021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332021986 and 1332022004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332022031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 828601 + ... + 830206.

It is an arithmetic number, because the mean of its divisors is an integer number (184127688).

Almost surely, 2^1332022021 is an apocalyptic number.

1332022021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1332022021 is a deficient number, since it is larger than the sum of its proper divisors (140999483).

1332022021 is a wasteful number, since it uses less digits than its factorization.

1332022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658891.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1332022021 is about 36496.8768663841. The cubic root of 1332022021 is about 1100.2814764523.

Adding to 1332022021 its reverse (1202202331), we get a palindrome (2534224352).

The spelling of 1332022021 in words is "one billion, three hundred thirty-two million, twenty-two thousand, twenty-one".