1012210001211 has 8 divisors (see below), whose sum is σ = 1351396182544. Its totient is φ = 673915243680.

The previous prime is 1012210001207. The next prime is 1012210001219. The reversal of 1012210001211 is 1121000122101.

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

It is not a de Polignac number, because 1012210001211 - 2² = 1012210001207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012210001219) 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, 222853300 + ... + 222857841.

It is an arithmetic number, because the mean of its divisors is an integer number (168924522818).

Almost surely, 2^{1012210001211} is an apocalyptic number.

1012210001211 is a deficient number, since it is larger than the sum of its proper divisors (339186181333).

1012210001211 is an equidigital number, since it uses as much as digits as its factorization.

1012210001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445711901.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1012210001211 its reverse (1121000122101), we get a palindrome (2133210123312).

It can be divided in two parts, 10 and 12210001211, that added together give a palindrome (12210001221).

The spelling of 1012210001211 in words is "one trillion, twelve billion, two hundred ten million, one thousand, two hundred eleven".