9880036213 has 4 divisors (see below), whose sum is σ = 10121012748. Its totient is φ = 9639059680.

The previous prime is 9880036211. The next prime is 9880036267. The reversal of 9880036213 is 3126300889.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3126300889 = 1439 ⋅2172551.

It can be written as a sum of positive squares in 2 ways, for example, as 2827899684 + 7052136529 = 53178^2 + 83977^2 .

It is a cyclic number.

It is not a de Polignac number, because 9880036213 - 2¹ = 9880036211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9880036211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120488206 + ... + 120488287.

It is an arithmetic number, because the mean of its divisors is an integer number (2530253187).

Almost surely, 2^9880036213 is an apocalyptic number.

It is an amenable number.

9880036213 is a deficient number, since it is larger than the sum of its proper divisors (240976535).

9880036213 is a wasteful number, since it uses less digits than its factorization.

9880036213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240976534.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 9880036213 is about 99398.3712794128. The cubic root of 9880036213 is about 2145.7848702857.

The spelling of 9880036213 in words is "nine billion, eight hundred eighty million, thirty-six thousand, two hundred thirteen".