111212201030 has 16 divisors (see below), whose sum is σ = 228779385120. Its totient is φ = 38129897472.

The previous prime is 111212201029. The next prime is 111212201083. The reversal of 111212201030 is 30102212111.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 111212200996 and 111212201014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794372795 + ... + 794372934.

It is an arithmetic number, because the mean of its divisors is an integer number (14298711570).

Almost surely, 2^111212201030 is an apocalyptic number.

111212201030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111212201030 is an abundant number, since it is smaller than the sum of its proper divisors (117567184090).

111212201030 is a wasteful number, since it uses less digits than its factorization.

111212201030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588745743.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111212201030 its reverse (30102212111), we get a palindrome (141314413141).

The spelling of 111212201030 in words is "one hundred eleven billion, two hundred twelve million, two hundred one thousand, thirty".