126001201206 has 32 divisors (see below), whose sum is σ = 255236106240. Its totient is φ = 41461632576.

The previous prime is 126001201169. The next prime is 126001201213. The reversal of 126001201206 is 602102100621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3230835 + ... + 3269601.

It is an arithmetic number, because the mean of its divisors is an integer number (7976128320).

Almost surely, 2^126001201206 is an apocalyptic number.

126001201206 is an abundant number, since it is smaller than the sum of its proper divisors (129234905034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126001201206 is a wasteful number, since it uses less digits than its factorization.

126001201206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45708.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 126001201206 its reverse (602102100621), we get a palindrome (728103301827).

The spelling of 126001201206 in words is "one hundred twenty-six billion, one million, two hundred one thousand, two hundred six".