1076902232121 has 27 divisors (see below), whose sum is σ = 1598873944941. Its totient is φ = 698456460384.

The previous prime is 1076902232113. The next prime is 1076902232129. The reversal of 1076902232121 is 1212322096701.

The square root of 1076902232121 is 1037739.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1076902232113) and next prime (1076902232129).

It can be written as a sum of positive squares in 4 ways, for example, as 624866535225 + 452035696896 = 790485^2 + 672336^2 .

It is not a de Polignac number, because 1076902232121 - 2³ = 1076902232113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1076902232129) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 115184355 + ... + 115193703.

Almost surely, 2^{1076902232121} is an apocalyptic number.

1076902232121 is the 1037739-th square number.

1076902232121 is the 518870-th centered octagonal number.

It is an amenable number.

1076902232121 is a deficient number, since it is larger than the sum of its proper divisors (521971712820).

1076902232121 is an frugal number, since it uses more digits than its factorization.

1076902232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18778 (or 9389 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

Multiplying 1076902232121 by its sum of digits (36), we get a square (38768480356356 = 6226434²).

The spelling of 1076902232121 in words is "one trillion, seventy-six billion, nine hundred two million, two hundred thirty-two thousand, one hundred twenty-one".