1002142244535 has 16 divisors (see below), whose sum is σ = 1603459754880. Its totient is φ = 534465142560.

The previous prime is 1002142244479. The next prime is 1002142244581. The reversal of 1002142244535 is 5354422412001.

It is not a de Polignac number, because 1002142244535 - 2¹³ = 1002142236343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002142244496 and 1002142244505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133740 + ... + 1422030.

It is an arithmetic number, because the mean of its divisors is an integer number (100216234680).

Almost surely, 2^{1002142244535} is an apocalyptic number.

1002142244535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1002142244535 is a deficient number, since it is larger than the sum of its proper divisors (601317510345).

1002142244535 is a wasteful number, since it uses less digits than its factorization.

1002142244535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340158.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 1002142244535 its reverse (5354422412001), we get a palindrome (6356564656536).

The spelling of 1002142244535 in words is "one trillion, two billion, one hundred forty-two million, two hundred forty-four thousand, five hundred thirty-five".