111361004446 has 32 divisors (see below), whose sum is σ = 180337766400. Its totient is φ = 51423863040.

The previous prime is 111361004437. The next prime is 111361004479. The reversal of 111361004446 is 644400163111.

It is a happy number.

It is a super-2 number, since 2×111361004446² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537070 + ... + 714958.

It is an arithmetic number, because the mean of its divisors is an integer number (5635555200).

Almost surely, 2^111361004446 is an apocalyptic number.

111361004446 is a deficient number, since it is larger than the sum of its proper divisors (68976761954).

111361004446 is a wasteful number, since it uses less digits than its factorization.

111361004446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178384.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 111361004446 its reverse (644400163111), we get a palindrome (755761167557).

The spelling of 111361004446 in words is "one hundred eleven billion, three hundred sixty-one million, four thousand, four hundred forty-six".