1000101120201 has 6 divisors (see below), whose sum is σ = 1444590506970. Its totient is φ = 666734080128.

The previous prime is 1000101120181. The next prime is 1000101120211. The reversal of 1000101120201 is 1020211010001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 738698994576 + 261402125625 = 859476^2 + 511275^2 .

It is not a de Polignac number, because 1000101120201 - 2¹⁴ = 1000101103817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 111122346689 = 1000101120201 / (1 + 0 + 0 + 0 + 1 + 0 + 1 + 1 + 2 + 0 + 2 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (1000101120211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55561173336 + ... + 55561173353.

It is an arithmetic number, because the mean of its divisors is an integer number (240765084495).

Almost surely, 2^{1000101120201} is an apocalyptic number.

It is an amenable number.

1000101120201 is a deficient number, since it is larger than the sum of its proper divisors (444489386769).

1000101120201 is a wasteful number, since it uses less digits than its factorization.

1000101120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111122346695 (or 111122346692 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1000101120201 its reverse (1020211010001), we get a palindrome (2020312130202).

The spelling of 1000101120201 in words is "one trillion, one hundred one million, one hundred twenty thousand, two hundred one".