111101211010102 has 8 divisors (see below), whose sum is σ = 166651975947456. Its totient is φ = 55550552360952.

The previous prime is 111101211010093. The next prime is 111101211010109. The reversal of 111101211010102 is 201010112101111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×111101211010102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101211010109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23905318 + ... + 28172089.

It is an arithmetic number, because the mean of its divisors is an integer number (20831496993432).

Almost surely, 2^{111101211010102} is an apocalyptic number.

111101211010102 is a deficient number, since it is larger than the sum of its proper divisors (55550764937354).

111101211010102 is a wasteful number, since it uses less digits than its factorization.

111101211010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53144102.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111101211010102 its reverse (201010112101111), we get a palindrome (312111323111213).

The spelling of 111101211010102 in words is "one hundred eleven trillion, one hundred one billion, two hundred eleven million, ten thousand, one hundred two".