111151424002 has 8 divisors (see below), whose sum is σ = 167591007756. Its totient is φ = 55287754752.

The previous prime is 111151423979. The next prime is 111151424023. The reversal of 111151424002 is 200424151111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109653037321 + 1498386681 = 331139^2 + 38709^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143978143 + ... + 143978914.

Almost surely, 2^111151424002 is an apocalyptic number.

111151424002 is a deficient number, since it is larger than the sum of its proper divisors (56439583754).

111151424002 is a wasteful number, since it uses less digits than its factorization.

111151424002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287957252.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 111151424002 its reverse (200424151111), we get a palindrome (311575575113).

The spelling of 111151424002 in words is "one hundred eleven billion, one hundred fifty-one million, four hundred twenty-four thousand, two".