211201001012 has 24 divisors (see below), whose sum is σ = 376301019360. Its totient is φ = 103692324960.

The previous prime is 211201000961. The next prime is 211201001029. The reversal of 211201001012 is 210100102112.

It is a junction number, because it is equal to n+sod(n) for n = 211201000984 and 211201001002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594062 + ... + 880517.

It is an arithmetic number, because the mean of its divisors is an integer number (15679209140).

Almost surely, 2^211201001012 is an apocalyptic number.

It is an amenable number.

211201001012 is a deficient number, since it is larger than the sum of its proper divisors (165100018348).

211201001012 is a wasteful number, since it uses less digits than its factorization.

211201001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475231 (or 1475229 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211201001012 its reverse (210100102112), we get a palindrome (421301103124).

The spelling of 211201001012 in words is "two hundred eleven billion, two hundred one million, one thousand, twelve".