111422215201 has 32 divisors (see below), whose sum is σ = 132276976128. Its totient is φ = 92705706240.

The previous prime is 111422215187. The next prime is 111422215241. The reversal of 111422215201 is 102512224111.

It is a cyclic number.

It is not a de Polignac number, because 111422215201 - 2¹⁵ = 111422182433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111422215241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794786 + ... + 1855828.

It is an arithmetic number, because the mean of its divisors is an integer number (4133655504).

Almost surely, 2^111422215201 is an apocalyptic number.

111422215201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111422215201 is a deficient number, since it is larger than the sum of its proper divisors (20854760927).

111422215201 is a wasteful number, since it uses less digits than its factorization.

111422215201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61341.

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

Adding to 111422215201 its reverse (102512224111), we get a palindrome (213934439312).

It can be divided in two parts, 111422 and 215201, that added together give a palindrome (326623).

The spelling of 111422215201 in words is "one hundred eleven billion, four hundred twenty-two million, two hundred fifteen thousand, two hundred one".