1022100201001 has 4 divisors (see below), whose sum is σ = 1115018401104. Its totient is φ = 929182000900.

The previous prime is 1022100200971. The next prime is 1022100201019. The reversal of 1022100201001 is 1001020012201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1022100201001 - 2¹¹ = 1022100198953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022100201901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46459100035 + ... + 46459100056.

It is an arithmetic number, because the mean of its divisors is an integer number (278754600276).

Almost surely, 2^{1022100201001} is an apocalyptic number.

1022100201001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022100201001 is a deficient number, since it is larger than the sum of its proper divisors (92918200103).

1022100201001 is an equidigital number, since it uses as much as digits as its factorization.

1022100201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92918200102.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1022100201001 its reverse (1001020012201), we get a palindrome (2023120213202).

The spelling of 1022100201001 in words is "one trillion, twenty-two billion, one hundred million, two hundred one thousand, one".