141042421402 has 4 divisors (see below), whose sum is σ = 211563632106. Its totient is φ = 70521210700.

The previous prime is 141042421363. The next prime is 141042421409. The reversal of 141042421402 is 204124240141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204124240141 = 96211 ⋅2121631.

It can be written as a sum of positive squares in only one way, i.e., 108721213441 + 32321207961 = 329729^2 + 179781^2 .

It is not an unprimeable number, because it can be changed into a prime (141042421409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35260605349 + ... + 35260605352.

Almost surely, 2^141042421402 is an apocalyptic number.

141042421402 is a deficient number, since it is larger than the sum of its proper divisors (70521210704).

141042421402 is an equidigital number, since it uses as much as digits as its factorization.

141042421402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70521210703.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 141042421402 its reverse (204124240141), we get a palindrome (345166661543).

The spelling of 141042421402 in words is "one hundred forty-one billion, forty-two million, four hundred twenty-one thousand, four hundred two".