1023132142342 has 16 divisors (see below), whose sum is σ = 1570359794112. Its totient is φ = 499720661440.

The previous prime is 1023132142283. The next prime is 1023132142343. The reversal of 1023132142342 is 2432412313201.

It is a self number, because there is not a number n which added to its sum of digits gives 1023132142342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023132142343) 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, 10396693 + ... + 10494640.

It is an arithmetic number, because the mean of its divisors is an integer number (98147487132).

Almost surely, 2^{1023132142342} is an apocalyptic number.

1023132142342 is a deficient number, since it is larger than the sum of its proper divisors (547227651770).

1023132142342 is a wasteful number, since it uses less digits than its factorization.

1023132142342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20891903.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1023132142342 its reverse (2432412313201), we get a palindrome (3455544455543).

The spelling of 1023132142342 in words is "one trillion, twenty-three billion, one hundred thirty-two million, one hundred forty-two thousand, three hundred forty-two".