1051000001101 has 2 divisors, whose sum is σ = 1051000001102. Its totient is φ = 1051000001100.

The previous prime is 1051000001099. The next prime is 1051000001131. The reversal of 1051000001101 is 1011000001501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 990321532201 + 60678468900 = 995149^2 + 246330^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051000001101 - 2¹ = 1051000001099 is a prime.

It is a super-2 number, since 2×1051000001101² (a number of 25 digits) contains 22 as substring.

Together with 1051000001099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051000001131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525500000550 + 525500000551.

It is an arithmetic number, because the mean of its divisors is an integer number (525500000551).

Almost surely, 2^{1051000001101} is an apocalyptic number.

It is an amenable number.

1051000001101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051000001101 is an equidigital number, since it uses as much as digits as its factorization.

1051000001101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5, while the sum is 10.

Adding to 1051000001101 its reverse (1011000001501), we get a palindrome (2062000002602).

The spelling of 1051000001101 in words is "one trillion, fifty-one billion, one thousand, one hundred one".