1071203573142 has 48 divisors (see below), whose sum is σ = 2376782134272. Its totient is φ = 348518332080.

The previous prime is 1071203573119. The next prime is 1071203573171. The reversal of 1071203573142 is 2413753021701.

1071203573142 is a `hidden beast` number, since 1 + 0 + 71 + 2 + 0 + 3 + 573 + 14 + 2 = 666.

It is a super-2 number, since 2×1071203573142² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071203573097 and 1071203573106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1414584 + ... + 2035547.

It is an arithmetic number, because the mean of its divisors is an integer number (49516294464).

Almost surely, 2^{1071203573142} is an apocalyptic number.

1071203573142 is an abundant number, since it is smaller than the sum of its proper divisors (1305578561130).

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

1071203573142 is a wasteful number, since it uses less digits than its factorization.

1071203573142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450553 (or 3450550 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

Adding to 1071203573142 its reverse (2413753021701), we get a palindrome (3484956594843).

The spelling of 1071203573142 in words is "one trillion, seventy-one billion, two hundred three million, five hundred seventy-three thousand, one hundred forty-two".