1332111000021 has 16 divisors (see below), whose sum is σ = 1800844889088. Its totient is φ = 875790720000.

The previous prime is 1332111000019. The next prime is 1332111000083. The reversal of 1332111000021 is 1200001112331.

It is a happy number.

It is not a de Polignac number, because 1332111000021 - 2¹ = 1332111000019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332111000821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8063605 + ... + 8227146.

It is an arithmetic number, because the mean of its divisors is an integer number (112552805568).

Almost surely, 2^{1332111000021} is an apocalyptic number.

It is an amenable number.

1332111000021 is a deficient number, since it is larger than the sum of its proper divisors (468733889067).

1332111000021 is a wasteful number, since it uses less digits than its factorization.

1332111000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16291132.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1332111000021 its reverse (1200001112331), we get a palindrome (2532112112352).

The spelling of 1332111000021 in words is "one trillion, three hundred thirty-two billion, one hundred eleven million, twenty-one", and thus it is an aban number.