101111221012102 has 32 divisors (see below), whose sum is σ = 173419266081600. Its totient is φ = 43311946685568.

The previous prime is 101111221012093. The next prime is 101111221012237. The reversal of 101111221012102 is 201210122111101.

It is a super-4 number, since 4×101111221012102⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578839008 + ... + 579013660.

It is an arithmetic number, because the mean of its divisors is an integer number (5419352065050).

Almost surely, 2^{101111221012102} is an apocalyptic number.

101111221012102 is a deficient number, since it is larger than the sum of its proper divisors (72308045069498).

101111221012102 is a wasteful number, since it uses less digits than its factorization.

101111221012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194880.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 101111221012102 its reverse (201210122111101), we get a palindrome (302321343123203).

The spelling of 101111221012102 in words is "one hundred one trillion, one hundred eleven billion, two hundred twenty-one million, twelve thousand, one hundred two".