1142222150541 has 4 divisors (see below), whose sum is σ = 1522962867392. Its totient is φ = 761481433692.

The previous prime is 1142222150501. The next prime is 1142222150549. The reversal of 1142222150541 is 1450512222411.

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 1142222150541 - 2⁷ = 1142222150413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1142222150499 and 1142222150508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142222150549) 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, 190370358421 + ... + 190370358426.

It is an arithmetic number, because the mean of its divisors is an integer number (380740716848).

Almost surely, 2^{1142222150541} is an apocalyptic number.

It is an amenable number.

1142222150541 is a deficient number, since it is larger than the sum of its proper divisors (380740716851).

1142222150541 is an equidigital number, since it uses as much as digits as its factorization.

1142222150541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380740716850.

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 1142222150541 its reverse (1450512222411), we get a palindrome (2592734372952).

The spelling of 1142222150541 in words is "one trillion, one hundred forty-two billion, two hundred twenty-two million, one hundred fifty thousand, five hundred forty-one".