4020142100155 has 8 divisors (see below), whose sum is σ = 4903255283184. Its totient is φ = 3163390504800.

The previous prime is 4020142100083. The next prime is 4020142100189. The reversal of 4020142100155 is 5510012410204.

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

It is not a de Polignac number, because 4020142100155 - 2¹⁷ = 4020141969083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6590396581 + ... + 6590397190.

It is an arithmetic number, because the mean of its divisors is an integer number (612906910398).

Almost surely, 2^{4020142100155} is an apocalyptic number.

4020142100155 is a deficient number, since it is larger than the sum of its proper divisors (883113183029).

4020142100155 is a wasteful number, since it uses less digits than its factorization.

4020142100155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13180793837.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 4020142100155 its reverse (5510012410204), we get a palindrome (9530154510359).

The spelling of 4020142100155 in words is "four trillion, twenty billion, one hundred forty-two million, one hundred thousand, one hundred fifty-five".