11203312120032 has 48 divisors (see below), whose sum is σ = 29414517939072. Its totient is φ = 3733697865600.

The previous prime is 11203312120027. The next prime is 11203312120037. The reversal of 11203312120032 is 23002121330211.

It is an interprime number because it is at equal distance from previous prime (11203312120027) and next prime (11203312120037).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 11203312119990 and 11203312120008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203312120037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11067388 + ... + 12037179.

It is an arithmetic number, because the mean of its divisors is an integer number (612802457064).

Almost surely, 2^{11203312120032} is an apocalyptic number.

11203312120032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11203312120032 is an abundant number, since it is smaller than the sum of its proper divisors (18211205819040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203312120032 is a wasteful number, since it uses less digits than its factorization.

11203312120032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23109631 (or 23109623 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11203312120032 its reverse (23002121330211), we get a palindrome (34205433450243).

The spelling of 11203312120032 in words is "eleven trillion, two hundred three billion, three hundred twelve million, one hundred twenty thousand, thirty-two".