11211011000998 has 4 divisors (see below), whose sum is σ = 16816516501500. Its totient is φ = 5605505500498.

The previous prime is 11211011000983. The next prime is 11211011001031. The reversal of 11211011000998 is 89900011011211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802752750248 + ... + 2802752750251.

It is an arithmetic number, because the mean of its divisors is an integer number (4204129125375).

Almost surely, 2^{11211011000998} is an apocalyptic number.

11211011000998 is a deficient number, since it is larger than the sum of its proper divisors (5605505500502).

11211011000998 is an equidigital number, since it uses as much as digits as its factorization.

11211011000998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5605505500501.

The product of its (nonzero) digits is 1296, while the sum is 34.

The spelling of 11211011000998 in words is "eleven trillion, two hundred eleven billion, eleven million, nine hundred ninety-eight", and thus it is an aban number.