1001101210203 has 8 divisors (see below), whose sum is σ = 1363201648128. Its totient is φ = 653200789544.

The previous prime is 1001101210181. The next prime is 1001101210247. The reversal of 1001101210203 is 3020121011001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1001101210203 - 2¹² = 1001101206107 is a prime.

It is a super-2 number, since 2×1001101210203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1001101210103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3550004151 + ... + 3550004432.

It is an arithmetic number, because the mean of its divisors is an integer number (170400206016).

Almost surely, 2^{1001101210203} is an apocalyptic number.

1001101210203 is a deficient number, since it is larger than the sum of its proper divisors (362100437925).

1001101210203 is an equidigital number, since it uses as much as digits as its factorization.

1001101210203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7100008633.

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

Adding to 1001101210203 its reverse (3020121011001), we get a palindrome (4021222221204).

The spelling of 1001101210203 in words is "one trillion, one billion, one hundred one million, two hundred ten thousand, two hundred three".