1012111201027 has 2 divisors, whose sum is σ = 1012111201028. Its totient is φ = 1012111201026.

The previous prime is 1012111200979. The next prime is 1012111201103. The reversal of 1012111201027 is 7201021112101.

1012111201027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012111201027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012111200995 and 1012111201013.

It is not a weakly prime, because it can be changed into another prime (1012411201027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506055600513 + 506055600514.

It is an arithmetic number, because the mean of its divisors is an integer number (506055600514).

Almost surely, 2^{1012111201027} is an apocalyptic number.

1012111201027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012111201027 is an equidigital number, since it uses as much as digits as its factorization.

1012111201027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 1012111201027 its reverse (7201021112101), we get a palindrome (8213132313128).

The spelling of 1012111201027 in words is "one trillion, twelve billion, one hundred eleven million, two hundred one thousand, twenty-seven".