210011123232403 has 32 divisors (see below), whose sum is σ = 225717676315200. Its totient is φ = 194699609481216.

The previous prime is 210011123232359. The next prime is 210011123232413. The reversal of 210011123232403 is 304232321110012.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210011123232403 is a prime.

It is a super-2 number, since 2×210011123232403² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210011123232413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 856964293 + ... + 857209321.

It is an arithmetic number, because the mean of its divisors is an integer number (7053677384850).

Almost surely, 2^{210011123232403} is an apocalyptic number.

210011123232403 is a deficient number, since it is larger than the sum of its proper divisors (15706553082797).

210011123232403 is a wasteful number, since it uses less digits than its factorization.

210011123232403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247911.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 210011123232403 its reverse (304232321110012), we get a palindrome (514243444342415).

The spelling of 210011123232403 in words is "two hundred ten trillion, eleven billion, one hundred twenty-three million, two hundred thirty-two thousand, four hundred three".