111222010000101 has 128 divisors (see below), whose sum is σ = 208843007901696. Its totient is φ = 50787709793280.

The previous prime is 111222010000097. The next prime is 111222010000117. The reversal of 111222010000101 is 101000010222111.

It is not a de Polignac number, because 111222010000101 - 2² = 111222010000097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222010000141) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5426710 + ... + 15871143.

It is an arithmetic number, because the mean of its divisors is an integer number (1631585999232).

Almost surely, 2^{111222010000101} is an apocalyptic number.

111222010000101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111222010000101 is a deficient number, since it is larger than the sum of its proper divisors (97620997901595).

111222010000101 is a wasteful number, since it uses less digits than its factorization.

111222010000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21297971.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111222010000101 its reverse (101000010222111), we get a palindrome (212222020222212).

The spelling of 111222010000101 in words is "one hundred eleven trillion, two hundred twenty-two billion, ten million, one hundred one", and thus it is an aban number.