2001022010203 has 8 divisors (see below), whose sum is σ = 2051554372560. Its totient is φ = 1950571883520.

The previous prime is 2001022010179. The next prime is 2001022010219. The reversal of 2001022010203 is 3020102201002.

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 2001022010203 - 2²⁹ = 2000485139291 is a prime.

It is a super-2 number, since 2×2001022010203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001022010243) 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, 20509638 + ... + 20606971.

It is an arithmetic number, because the mean of its divisors is an integer number (256444296570).

Almost surely, 2^{2001022010203} is an apocalyptic number.

2001022010203 is a deficient number, since it is larger than the sum of its proper divisors (50532362357).

2001022010203 is a wasteful number, since it uses less digits than its factorization.

2001022010203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41117837.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 2001022010203 its reverse (3020102201002), we get a palindrome (5021124211205).

The spelling of 2001022010203 in words is "two trillion, one billion, twenty-two million, ten thousand, two hundred three".