200101221101001 has 16 divisors (see below), whose sum is σ = 297249009297408. Its totient is φ = 118693180794000.

The previous prime is 200101221100967. The next prime is 200101221101003. The reversal of 200101221101001 is 100101122101002.

It is not a de Polignac number, because 200101221101001 - 2¹⁹ = 200101220576713 is a prime.

It is a super-2 number, since 2×200101221101001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200101221101003) 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, 64507161925 + ... + 64507165026.

It is an arithmetic number, because the mean of its divisors is an integer number (18578063081088).

Almost surely, 2^{200101221101001} is an apocalyptic number.

It is an amenable number.

200101221101001 is a deficient number, since it is larger than the sum of its proper divisors (97147788196407).

200101221101001 is a wasteful number, since it uses less digits than its factorization.

200101221101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129014327012.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200101221101001 its reverse (100101122101002), we get a palindrome (300202343202003).

The spelling of 200101221101001 in words is "two hundred trillion, one hundred one billion, two hundred twenty-one million, one hundred one thousand, one".