1011355142241 has 4 divisors (see below), whose sum is σ = 1348473522992. Its totient is φ = 674236761492.

The previous prime is 1011355142227. The next prime is 1011355142243. The reversal of 1011355142241 is 1422415531101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1011355142241 - 2²¹ = 1011353045089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011355142199 and 1011355142208.

It is not an unprimeable number, because it can be changed into a prime (1011355142243) 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, 168559190371 + ... + 168559190376.

It is an arithmetic number, because the mean of its divisors is an integer number (337118380748).

Almost surely, 2^{1011355142241} is an apocalyptic number.

It is an amenable number.

1011355142241 is a deficient number, since it is larger than the sum of its proper divisors (337118380751).

1011355142241 is an equidigital number, since it uses as much as digits as its factorization.

1011355142241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337118380750.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 1011355142241 in words is "one trillion, eleven billion, three hundred fifty-five million, one hundred forty-two thousand, two hundred forty-one".