1025114042011 has 4 divisors (see below), whose sum is σ = 1025625833352. Its totient is φ = 1024602250672.

The previous prime is 1025114042009. The next prime is 1025114042021. The reversal of 1025114042011 is 1102404115201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1025114042011 - 2¹ = 1025114042009 is a prime.

It is a super-3 number, since 3×1025114042011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025114042021) 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, 255892666 + ... + 255896671.

It is an arithmetic number, because the mean of its divisors is an integer number (256406458338).

Almost surely, 2^{1025114042011} is an apocalyptic number.

1025114042011 is a deficient number, since it is larger than the sum of its proper divisors (511791341).

1025114042011 is an equidigital number, since it uses as much as digits as its factorization.

1025114042011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511791340.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 1025114042011 its reverse (1102404115201), we get a palindrome (2127518157212).

The spelling of 1025114042011 in words is "one trillion, twenty-five billion, one hundred fourteen million, forty-two thousand, eleven".