11111432002 has 16 divisors (see below), whose sum is σ = 18412502400. Its totient is φ = 4986717840.

The previous prime is 11111431993. The next prime is 11111432051. The reversal of 11111432002 is 20023411111.

It is a super-2 number, since 2×11111432002² (a number of 21 digits) contains 22 as substring.

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, 3194877 + ... + 3198352.

It is an arithmetic number, because the mean of its divisors is an integer number (1150781400).

Almost surely, 2^11111432002 is an apocalyptic number.

11111432002 is a deficient number, since it is larger than the sum of its proper divisors (7301070398).

11111432002 is a wasteful number, since it uses less digits than its factorization.

11111432002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393321.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11111432002 its reverse (20023411111), we get a palindrome (31134843113).

The spelling of 11111432002 in words is "eleven billion, one hundred eleven million, four hundred thirty-two thousand, two".