111402224002 has 4 divisors (see below), whose sum is σ = 167103336006. Its totient is φ = 55701112000.

The previous prime is 111402223997. The next prime is 111402224009. The reversal of 111402224002 is 200422204111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200422204111 = 307471 ⋅651841.

It can be written as a sum of positive squares in only one way, i.e., 110954943801 + 447280201 = 333099^2 + 21149^2 .

It is not an unprimeable number, because it can be changed into a prime (111402224009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27850555999 + ... + 27850556002.

Almost surely, 2^111402224002 is an apocalyptic number.

111402224002 is a deficient number, since it is larger than the sum of its proper divisors (55701112004).

111402224002 is an equidigital number, since it uses as much as digits as its factorization.

111402224002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55701112003.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 111402224002 its reverse (200422204111), we get a palindrome (311824428113).

The spelling of 111402224002 in words is "one hundred eleven billion, four hundred two million, two hundred twenty-four thousand, two".