1020044212101 has 24 divisors (see below), whose sum is σ = 1608386809120. Its totient is φ = 644238446832.

The previous prime is 1020044212081. The next prime is 1020044212111. The reversal of 1020044212101 is 1012124400201.

1020044212101 is a `hidden beast` number, since 1 + 0 + 200 + 442 + 1 + 21 + 0 + 1 = 666.

It is not a de Polignac number, because 1020044212101 - 2¹⁹ = 1020043687813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020044212111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110461510 + ... + 110470743.

Almost surely, 2^{1020044212101} is an apocalyptic number.

It is an amenable number.

1020044212101 is a deficient number, since it is larger than the sum of its proper divisors (588342597019).

1020044212101 is an equidigital number, since it uses as much as digits as its factorization.

1020044212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220932287 (or 220932275 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1020044212101 its reverse (1012124400201), we get a palindrome (2032168612302).

The spelling of 1020044212101 in words is "one trillion, twenty billion, forty-four million, two hundred twelve thousand, one hundred one".