10721755671122 has 16 divisors (see below), whose sum is σ = 17054748403992. Its totient is φ = 5037805374720.

The previous prime is 10721755671049. The next prime is 10721755671167. The reversal of 10721755671122 is 22117655712701.

It can be written as a sum of positive squares in 4 ways, for example, as 9586510171681 + 1135245499441 = 3096209^2 + 1065479^2 .

It is a super-2 number, since 2×10721755671122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241437029 + ... + 241481432.

Almost surely, 2^{10721755671122} is an apocalyptic number.

10721755671122 is a deficient number, since it is larger than the sum of its proper divisors (6332992732870).

10721755671122 is a wasteful number, since it uses less digits than its factorization.

10721755671122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482919133.

The product of its (nonzero) digits is 411600, while the sum is 47.

The spelling of 10721755671122 in words is "ten trillion, seven hundred twenty-one billion, seven hundred fifty-five million, six hundred seventy-one thousand, one hundred twenty-two".