203230021101 has 8 divisors (see below), whose sum is σ = 278296965984. Its totient is φ = 131824878480.

The previous prime is 203230021097. The next prime is 203230021147. The reversal of 203230021101 is 101120032302.

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

It is not a de Polignac number, because 203230021101 - 2² = 203230021097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203230021201) 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, 915450435 + ... + 915450656.

It is an arithmetic number, because the mean of its divisors is an integer number (34787120748).

Almost surely, 2^203230021101 is an apocalyptic number.

It is an amenable number.

203230021101 is a deficient number, since it is larger than the sum of its proper divisors (75066944883).

203230021101 is a wasteful number, since it uses less digits than its factorization.

203230021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830901131.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 203230021101 its reverse (101120032302), we get a palindrome (304350053403).

The spelling of 203230021101 in words is "two hundred three billion, two hundred thirty million, twenty-one thousand, one hundred one".