1201422044142 has 16 divisors (see below), whose sum is σ = 2669826764880. Its totient is φ = 400474014696.

The previous prime is 1201422044131. The next prime is 1201422044197. The reversal of 1201422044142 is 2414402241021.

1201422044142 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 42 + 204 + 414 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11124278133 + ... + 11124278240.

It is an arithmetic number, because the mean of its divisors is an integer number (166864172805).

Almost surely, 2^{1201422044142} is an apocalyptic number.

1201422044142 is an abundant number, since it is smaller than the sum of its proper divisors (1468404720738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201422044142 is a wasteful number, since it uses less digits than its factorization.

1201422044142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22248556384 (or 22248556378 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1201422044142 its reverse (2414402241021), we get a palindrome (3615824285163).

The spelling of 1201422044142 in words is "one trillion, two hundred one billion, four hundred twenty-two million, forty-four thousand, one hundred forty-two".