111742402022025 has 12 divisors (see below), whose sum is σ = 184747438009872. Its totient is φ = 59595947745040.

The previous prime is 111742402022023. The next prime is 111742402022051. The reversal of 111742402022025 is 520220204247111.

It is a happy number.

It is not a de Polignac number, because 111742402022025 - 2¹ = 111742402022023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111742402022023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 744949346739 + ... + 744949346888.

It is an arithmetic number, because the mean of its divisors is an integer number (15395619834156).

Almost surely, 2^{111742402022025} is an apocalyptic number.

111742402022025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111742402022025 is a deficient number, since it is larger than the sum of its proper divisors (73005035987847).

111742402022025 is a wasteful number, since it uses less digits than its factorization.

111742402022025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489898693640 (or 1489898693635 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 33.

Adding to 111742402022025 its reverse (520220204247111), we get a palindrome (631962606269136).

The spelling of 111742402022025 in words is "one hundred eleven trillion, seven hundred forty-two billion, four hundred two million, twenty-two thousand, twenty-five".