101011021203 has 12 divisors (see below), whose sum is σ = 142142934408. Its totient is φ = 63796433760.

The previous prime is 101011021193. The next prime is 101011021219. The reversal of 101011021203 is 302120110101.

It is not a de Polignac number, because 101011021203 - 2⁵ = 101011021171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101011021003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46633738 + ... + 46635903.

It is an arithmetic number, because the mean of its divisors is an integer number (11845244534).

Almost surely, 2^101011021203 is an apocalyptic number.

101011021203 is a deficient number, since it is larger than the sum of its proper divisors (41131913205).

101011021203 is an equidigital number, since it uses as much as digits as its factorization.

101011021203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93269682 (or 93269663 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 101011021203 its reverse (302120110101), we get a palindrome (403131131304).

The spelling of 101011021203 in words is "one hundred one billion, eleven million, twenty-one thousand, two hundred three".