20202111010003 has 8 divisors (see below), whose sum is σ = 22219015710528. Its totient is φ = 18251334332544.

The previous prime is 20202111009979. The next prime is 20202111010069. The reversal of 20202111010003 is 30001011120202.

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 20202111010003 - 2⁹ = 20202111009491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (20202111610003) 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, 16532005126 + ... + 16532006347.

It is an arithmetic number, because the mean of its divisors is an integer number (2777376963816).

Almost surely, 2^{20202111010003} is an apocalyptic number.

20202111010003 is a deficient number, since it is larger than the sum of its proper divisors (2016904700525).

20202111010003 is a wasteful number, since it uses less digits than its factorization.

20202111010003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33064011533.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20202111010003 its reverse (30001011120202), we get a palindrome (50203122130205).

The spelling of 20202111010003 in words is "twenty trillion, two hundred two billion, one hundred eleven million, ten thousand, three".