201212020100101 has 8 divisors (see below), whose sum is σ = 202219563515904. Its totient is φ = 200206979898960.

The previous prime is 201212020100089. The next prime is 201212020100107. The reversal of 201212020100101 is 101001020212102.

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 201212020100101 - 2¹¹ = 201212020098053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201212020100107) 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, 625642501 + ... + 625964026.

It is an arithmetic number, because the mean of its divisors is an integer number (25277445439488).

Almost surely, 2^{201212020100101} is an apocalyptic number.

It is an amenable number.

201212020100101 is a deficient number, since it is larger than the sum of its proper divisors (1007543415803).

201212020100101 is a wasteful number, since it uses less digits than its factorization.

201212020100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251607331.

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

Adding to 201212020100101 its reverse (101001020212102), we get a palindrome (302213040312203).

The spelling of 201212020100101 in words is "two hundred one trillion, two hundred twelve billion, twenty million, one hundred thousand, one hundred one".