1203211113142 has 16 divisors (see below), whose sum is σ = 1846938859920. Its totient is φ = 587567094912.

The previous prime is 1203211113133. The next prime is 1203211113149. The reversal of 1203211113142 is 2413111123021.

It is a super-3 number, since 3×1203211113142³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203211113149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511834 + ... + 1633522.

It is an arithmetic number, because the mean of its divisors is an integer number (115433678745).

Almost surely, 2^{1203211113142} is an apocalyptic number.

1203211113142 is a deficient number, since it is larger than the sum of its proper divisors (643727746778).

1203211113142 is a wasteful number, since it uses less digits than its factorization.

1203211113142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134207.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1203211113142 its reverse (2413111123021), we get a palindrome (3616322236163).

The spelling of 1203211113142 in words is "one trillion, two hundred three billion, two hundred eleven million, one hundred thirteen thousand, one hundred forty-two".