1011142403212 has 6 divisors (see below), whose sum is σ = 1769499205628. Its totient is φ = 505571201604.

The previous prime is 1011142403197. The next prime is 1011142403213. The reversal of 1011142403212 is 2123042411101.

It is not an unprimeable number, because it can be changed into a prime (1011142403213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126392800398 + ... + 126392800405.

Almost surely, 2^{1011142403212} is an apocalyptic number.

It is an amenable number.

1011142403212 is a deficient number, since it is larger than the sum of its proper divisors (758356802416).

1011142403212 is a wasteful number, since it uses less digits than its factorization.

1011142403212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252785600807 (or 252785600805 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1011142403212 its reverse (2123042411101), we get a palindrome (3134184814313).

The spelling of 1011142403212 in words is "one trillion, eleven billion, one hundred forty-two million, four hundred three thousand, two hundred twelve".