10142141020421 has 8 divisors (see below), whose sum is σ = 11000657979864. Its totient is φ = 9312726330880.

The previous prime is 10142141020397. The next prime is 10142141020463. The reversal of 10142141020421 is 12402014124101.

10142141020421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2661115396 + 10139479905025 = 51586^2 + 3184255^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10142141020421 - 2³⁴ = 10124961151237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10142141020481) 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, 7275566750 + ... + 7275568143.

It is an arithmetic number, because the mean of its divisors is an integer number (1375082247483).

Almost surely, 2^{10142141020421} is an apocalyptic number.

It is an amenable number.

10142141020421 is a deficient number, since it is larger than the sum of its proper divisors (858516959443).

10142141020421 is a wasteful number, since it uses less digits than its factorization.

10142141020421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14551134951.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 10142141020421 its reverse (12402014124101), we get a palindrome (22544155144522).

The spelling of 10142141020421 in words is "ten trillion, one hundred forty-two billion, one hundred forty-one million, twenty thousand, four hundred twenty-one".