1001201000211 has 24 divisors (see below), whose sum is σ = 1556351038944. Its totient is φ = 617906108160.

The previous prime is 1001201000203. The next prime is 1001201000243. The reversal of 1001201000211 is 1120001021001.

It is a happy number.

It is not a de Polignac number, because 1001201000211 - 2³ = 1001201000203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1001201000193 and 1001201000202.

It is not an unprimeable number, because it can be changed into a prime (1001201000311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53628351 + ... + 53647016.

It is an arithmetic number, because the mean of its divisors is an integer number (64847959956).

Almost surely, 2^{1001201000211} is an apocalyptic number.

1001201000211 is a deficient number, since it is larger than the sum of its proper divisors (555150038733).

1001201000211 is a wasteful number, since it uses less digits than its factorization.

1001201000211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107275451 (or 107275448 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1001201000211 its reverse (1120001021001), we get a palindrome (2121202021212).

The spelling of 1001201000211 in words is "one trillion, one billion, two hundred one million, two hundred eleven", and thus it is an aban number.