1142247641101 has 12 divisors (see below), whose sum is σ = 1329744509280. Its totient is φ = 978327069720.

The previous prime is 1142247641089. The next prime is 1142247641107. The reversal of 1142247641101 is 1011467422411.

It is not a de Polignac number, because 1142247641101 - 2²¹ = 1142245543949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142247641107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8772055 + ... + 8901316.

It is an arithmetic number, because the mean of its divisors is an integer number (110812042440).

Almost surely, 2^{1142247641101} is an apocalyptic number.

It is an amenable number.

1142247641101 is a deficient number, since it is larger than the sum of its proper divisors (187496868179).

1142247641101 is a wasteful number, since it uses less digits than its factorization.

1142247641101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17674704 (or 17674697 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 1142247641101 in words is "one trillion, one hundred forty-two billion, two hundred forty-seven million, six hundred forty-one thousand, one hundred one".