11403032212 has 24 divisors (see below), whose sum is σ = 23443997472. Its totient is φ = 4784488800.

The previous prime is 11403032167. The next prime is 11403032227. The reversal of 11403032212 is 21223030411.

It is a happy number.

It is a super-2 number, since 2×11403032212² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11403032212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9967114 + ... + 9968257.

It is an arithmetic number, because the mean of its divisors is an integer number (976833228).

Almost surely, 2^11403032212 is an apocalyptic number.

It is an amenable number.

11403032212 is an abundant number, since it is smaller than the sum of its proper divisors (12040965260).

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

11403032212 is a wasteful number, since it uses less digits than its factorization.

11403032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19935399 (or 19935397 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11403032212 its reverse (21223030411), we get a palindrome (32626062623).

The spelling of 11403032212 in words is "eleven billion, four hundred three million, thirty-two thousand, two hundred twelve".