1000221125514 has 32 divisors (see below), whose sum is σ = 2154578463744. Its totient is φ = 307723769280.

The previous prime is 1000221125479. The next prime is 1000221125539. The reversal of 1000221125514 is 4155211220001.

It is a happy number.

1000221125514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97834 + ... + 1417749.

It is an arithmetic number, because the mean of its divisors is an integer number (67330576992).

Almost surely, 2^{1000221125514} is an apocalyptic number.

1000221125514 is an abundant number, since it is smaller than the sum of its proper divisors (1154357338230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000221125514 is a wasteful number, since it uses less digits than its factorization.

1000221125514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1524062.

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 1000221125514 its reverse (4155211220001), we get a palindrome (5155432345515).

The spelling of 1000221125514 in words is "one trillion, two hundred twenty-one million, one hundred twenty-five thousand, five hundred fourteen".