20203141155 has 8 divisors (see below), whose sum is σ = 32325025872. Its totient is φ = 10775008608.

The previous prime is 20203141129. The next prime is 20203141163. The reversal of 20203141155 is 55114130202.

It is a happy number.

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

It is not a de Polignac number, because 20203141155 - 2¹⁴ = 20203124771 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673438024 + ... + 673438053.

It is an arithmetic number, because the mean of its divisors is an integer number (4040628234).

Almost surely, 2^20203141155 is an apocalyptic number.

20203141155 is a deficient number, since it is larger than the sum of its proper divisors (12121884717).

20203141155 is a wasteful number, since it uses less digits than its factorization.

20203141155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346876085.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 20203141155 its reverse (55114130202), we get a palindrome (75317271357).

The spelling of 20203141155 in words is "twenty billion, two hundred three million, one hundred forty-one thousand, one hundred fifty-five".