1022100001101 has 6 divisors (see below), whose sum is σ = 1476366668270. Its totient is φ = 681400000728.

The previous prime is 1022100001037. The next prime is 1022100001129. The reversal of 1022100001101 is 1011000012201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 895623747876 + 126476253225 = 946374^2 + 355635^2 .

It is not a de Polignac number, because 1022100001101 - 2⁶ = 1022100001037 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: 113566666789 = 1022100001101 / (1 + 0 + 2 + 2 + 1 + 0 + 0 + 0 + 0 + 1 + 1 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022100003101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56783333386 + ... + 56783333403.

Almost surely, 2^{1022100001101} is an apocalyptic number.

It is an amenable number.

1022100001101 is a deficient number, since it is larger than the sum of its proper divisors (454266667169).

1022100001101 is a wasteful number, since it uses less digits than its factorization.

1022100001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113566666795 (or 113566666792 counting only the distinct ones).

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

Adding to 1022100001101 its reverse (1011000012201), we get a palindrome (2033100013302).

The spelling of 1022100001101 in words is "one trillion, twenty-two billion, one hundred million, one thousand, one hundred one".