102020011212001 has 8 divisors (see below), whose sum is σ = 103533443368200. Its totient is φ = 100514737720320.

The previous prime is 102020011211933. The next prime is 102020011212073. The reversal of 102020011212001 is 100212110020201.

It can be written as a sum of positive squares in 4 ways, for example, as 52911500625 + 101967099711376 = 230025^2 + 10097876^2 .

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 102020011212001 - 2¹⁹ = 102020010687713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020011212101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039640936 + ... + 2039690953.

It is an arithmetic number, because the mean of its divisors is an integer number (12941680421025).

Almost surely, 2^{102020011212001} is an apocalyptic number.

It is an amenable number.

102020011212001 is a deficient number, since it is larger than the sum of its proper divisors (1513432156199).

102020011212001 is an equidigital number, since it uses as much as digits as its factorization.

102020011212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4079332259.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102020011212001 its reverse (100212110020201), we get a palindrome (202232121232202).

The spelling of 102020011212001 in words is "one hundred two trillion, twenty billion, eleven million, two hundred twelve thousand, one".