1022001221101 has 8 divisors (see below), whose sum is σ = 1171467277760. Its totient is φ = 873401635008.

The previous prime is 1022001221041. The next prime is 1022001221141. The reversal of 1022001221101 is 1011221002201.

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

It is not a de Polignac number, because 1022001221101 - 2³⁷ = 884562267629 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 (1022001221141) 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, 216615111 + ... + 216619828.

It is an arithmetic number, because the mean of its divisors is an integer number (146433409720).

Almost surely, 2^{1022001221101} is an apocalyptic number.

It is an amenable number.

1022001221101 is a deficient number, since it is larger than the sum of its proper divisors (149466056659).

1022001221101 is an equidigital number, since it uses as much as digits as its factorization.

1022001221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433235283.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022001221101 its reverse (1011221002201), we get a palindrome (2033222223302).

The spelling of 1022001221101 in words is "one trillion, twenty-two billion, one million, two hundred twenty-one thousand, one hundred one".