101012001203 has 16 divisors (see below), whose sum is σ = 104313000960. Its totient is φ = 97765558176.

The previous prime is 101012001193. The next prime is 101012001221. The reversal of 101012001203 is 302100210101.

It is a cyclic number.

It is not a de Polignac number, because 101012001203 - 2⁴ = 101012001187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101012021203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8837150 + ... + 8848572.

It is an arithmetic number, because the mean of its divisors is an integer number (6519562560).

Almost surely, 2^101012001203 is an apocalyptic number.

101012001203 is a deficient number, since it is larger than the sum of its proper divisors (3300999757).

101012001203 is a wasteful number, since it uses less digits than its factorization.

101012001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13786.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 101012001203 its reverse (302100210101), we get a palindrome (403112211304).

The spelling of 101012001203 in words is "one hundred one billion, twelve million, one thousand, two hundred three".