200101101231 has 4 divisors (see below), whose sum is σ = 266801468312. Its totient is φ = 133400734152.

The previous prime is 200101101209. The next prime is 200101101241. The reversal of 200101101231 is 132101101002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 200101101231 - 2⁷ = 200101101103 is a prime.

It is a super-2 number, since 2×200101101231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101101241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33350183536 + ... + 33350183541.

It is an arithmetic number, because the mean of its divisors is an integer number (66700367078).

Almost surely, 2^200101101231 is an apocalyptic number.

200101101231 is a deficient number, since it is larger than the sum of its proper divisors (66700367081).

200101101231 is an equidigital number, since it uses as much as digits as its factorization.

200101101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66700367080.

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

Adding to 200101101231 its reverse (132101101002), we get a palindrome (332202202233).

The spelling of 200101101231 in words is "two hundred billion, one hundred one million, one hundred one thousand, two hundred thirty-one".