102112121011011 has 8 divisors (see below), whose sum is σ = 136149572987904. Its totient is φ = 68074708187400.

The previous prime is 102112121010959. The next prime is 102112121011037. The reversal of 102112121011011 is 110110121211201.

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

It is not a de Polignac number, because 102112121011011 - 2³⁸ = 101837243104067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102112121011091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3037915 + ... + 14610036.

It is an arithmetic number, because the mean of its divisors is an integer number (17018696623488).

Almost surely, 2^{102112121011011} is an apocalyptic number.

102112121011011 is a deficient number, since it is larger than the sum of its proper divisors (34037451976893).

102112121011011 is a wasteful number, since it uses less digits than its factorization.

102112121011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19576641.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 102112121011011 its reverse (110110121211201), we get a palindrome (212222242222212).

The spelling of 102112121011011 in words is "one hundred two trillion, one hundred twelve billion, one hundred twenty-one million, eleven thousand, eleven".