102020101110121 has 8 divisors (see below), whose sum is σ = 102214071245664. Its totient is φ = 101826176231520.

The previous prime is 102020101110113. The next prime is 102020101110133. The reversal of 102020101110121 is 121011101020201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102020101110121 - 2³ = 102020101110113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020101116121) 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, 6799756 + ... + 15820141.

It is an arithmetic number, because the mean of its divisors is an integer number (12776758905708).

Almost surely, 2^{102020101110121} is an apocalyptic number.

It is an amenable number.

102020101110121 is a deficient number, since it is larger than the sum of its proper divisors (193970135543).

102020101110121 is an equidigital number, since it uses as much as digits as its factorization.

102020101110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22628471.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 102020101110121 its reverse (121011101020201), we get a palindrome (223031202130322).

The spelling of 102020101110121 in words is "one hundred two trillion, twenty billion, one hundred one million, one hundred ten thousand, one hundred twenty-one".