10000211011993 has 4 divisors (see below), whose sum is σ = 10000580009728. Its totient is φ = 9999842014260.

The previous prime is 10000211011981. The next prime is 10000211012017. The reversal of 10000211011993 is 39911011200001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10000211011993 - 2⁹ = 10000211011481 is a prime.

It is a super-2 number, since 2×10000211011993² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000211011913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184458213 + ... + 184512418.

It is an arithmetic number, because the mean of its divisors is an integer number (2500145002432).

Almost surely, 2^{10000211011993} is an apocalyptic number.

It is an amenable number.

10000211011993 is a deficient number, since it is larger than the sum of its proper divisors (368997735).

10000211011993 is an equidigital number, since it uses as much as digits as its factorization.

10000211011993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368997734.

The product of its (nonzero) digits is 486, while the sum is 28.

Adding to 10000211011993 its reverse (39911011200001), we get a palindrome (49911222211994).

The spelling of 10000211011993 in words is "ten trillion, two hundred eleven million, eleven thousand, nine hundred ninety-three".