10142404420402 has 8 divisors (see below), whose sum is σ = 15704368134912. Its totient is φ = 4907615042100.

The previous prime is 10142404420391. The next prime is 10142404420409. The reversal of 10142404420402 is 20402440424101.

It is a happy number.

10142404420402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10142404420409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81793583974 + ... + 81793584097.

It is an arithmetic number, because the mean of its divisors is an integer number (1963046016864).

Almost surely, 2^{10142404420402} is an apocalyptic number.

10142404420402 is a deficient number, since it is larger than the sum of its proper divisors (5561963714510).

10142404420402 is a wasteful number, since it uses less digits than its factorization.

10142404420402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163587168104.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 10142404420402 its reverse (20402440424101), we get a palindrome (30544844844503).

The spelling of 10142404420402 in words is "ten trillion, one hundred forty-two billion, four hundred four million, four hundred twenty thousand, four hundred two".