1011523452101 has 2 divisors, whose sum is σ = 1011523452102. Its totient is φ = 1011523452100.

The previous prime is 1011523452097. The next prime is 1011523452179. The reversal of 1011523452101 is 1012543251101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 920093416225 + 91430035876 = 959215^2 + 302374^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011523452101 - 2² = 1011523452097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011523452601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505761726050 + 505761726051.

It is an arithmetic number, because the mean of its divisors is an integer number (505761726051).

Almost surely, 2^{1011523452101} is an apocalyptic number.

It is an amenable number.

1011523452101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011523452101 is an equidigital number, since it uses as much as digits as its factorization.

1011523452101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 1011523452101 in words is "one trillion, eleven billion, five hundred twenty-three million, four hundred fifty-two thousand, one hundred one".