1212210012201 has 8 divisors (see below), whose sum is σ = 1624402027200. Its totient is φ = 804079002672.

The previous prime is 1212210012127. The next prime is 1212210012227. The reversal of 1212210012201 is 1022100122121.

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

It is not a de Polignac number, because 1212210012201 - 2⁷ = 1212210012073 is a prime.

It is a super-2 number, since 2×1212210012201² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1212210012241) 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, 1015250670 + ... + 1015251863.

It is an arithmetic number, because the mean of its divisors is an integer number (203050253400).

Almost surely, 2^{1212210012201} is an apocalyptic number.

It is an amenable number.

1212210012201 is a deficient number, since it is larger than the sum of its proper divisors (412192014999).

1212210012201 is a wasteful number, since it uses less digits than its factorization.

1212210012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030502735.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1212210012201 its reverse (1022100122121), we get a palindrome (2234310134322).

The spelling of 1212210012201 in words is "one trillion, two hundred twelve billion, two hundred ten million, twelve thousand, two hundred one".