999997753311111 has 8 divisors (see below), whose sum is σ = 1379307245946480. Its totient is φ = 643676714774912.

The previous prime is 999997753311049. The next prime is 999997753311119. The reversal of 999997753311111 is 111113357799999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 999997753311111 - 2⁹ = 999997753310599 is a prime.

It is a super-2 number, since 2×999997753311111² (a number of 31 digits) contains 22 as substring.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999997753311119) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5747113524690 + ... + 5747113524863.

It is an arithmetic number, because the mean of its divisors is an integer number (172413405743310).

Almost surely, 2^{999997753311111} is an apocalyptic number.

999997753311111 is a deficient number, since it is larger than the sum of its proper divisors (379309492635369).

999997753311111 is a wasteful number, since it uses less digits than its factorization.

999997753311111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11494227049585.

The product of its digits is 130203045, while the sum is 75.

The spelling of 999997753311111 in words is "nine hundred ninety-nine trillion, nine hundred ninety-seven billion, seven hundred fifty-three million, three hundred eleven thousand, one hundred eleven".