200111231001 has 16 divisors (see below), whose sum is σ = 291282943680. Its totient is φ = 121191174720.

The previous prime is 200111230987. The next prime is 200111231029. The reversal of 200111231001 is 100132111002.

It is not a de Polignac number, because 200111231001 - 2¹¹ = 200111228953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200111231051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2162986 + ... + 2253603.

It is an arithmetic number, because the mean of its divisors is an integer number (18205183980).

Almost surely, 2^200111231001 is an apocalyptic number.

It is an amenable number.

200111231001 is a deficient number, since it is larger than the sum of its proper divisors (91171712679).

200111231001 is a wasteful number, since it uses less digits than its factorization.

200111231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417976.

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

Adding to 200111231001 its reverse (100132111002), we get a palindrome (300243342003).

The spelling of 200111231001 in words is "two hundred billion, one hundred eleven million, two hundred thirty-one thousand, one".