1021331404214 has 64 divisors (see below), whose sum is σ = 1744103370240. Its totient is φ = 444468384000.

The previous prime is 1021331404213. The next prime is 1021331404237. The reversal of 1021331404214 is 4124041331201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021331404213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24133517 + ... + 24175799.

It is an arithmetic number, because the mean of its divisors is an integer number (27251615160).

Almost surely, 2^{1021331404214} is an apocalyptic number.

1021331404214 is a deficient number, since it is larger than the sum of its proper divisors (722771966026).

1021331404214 is a wasteful number, since it uses less digits than its factorization.

1021331404214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42837.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1021331404214 its reverse (4124041331201), we get a palindrome (5145372735415).

The spelling of 1021331404214 in words is "one trillion, twenty-one billion, three hundred thirty-one million, four hundred four thousand, two hundred fourteen".