111201201011010 has 32 divisors (see below), whose sum is σ = 291144962647872. Its totient is φ = 26957866911680.

The previous prime is 111201201010979. The next prime is 111201201011011. The reversal of 111201201011010 is 10110102102111.

It is a super-2 number, since 2×111201201011010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111201201011011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168486667869 + ... + 168486668528.

It is an arithmetic number, because the mean of its divisors is an integer number (9098280082746).

Almost surely, 2^{111201201011010} is an apocalyptic number.

111201201011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111201201011010 is an abundant number, since it is smaller than the sum of its proper divisors (179943761636862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111201201011010 is a wasteful number, since it uses less digits than its factorization.

111201201011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336973336418.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111201201011010 its reverse (10110102102111), we get a palindrome (121311303113121).

The spelling of 111201201011010 in words is "one hundred eleven trillion, two hundred one billion, two hundred one million, eleven thousand, ten".