101012103320203 has 64 divisors (see below), whose sum is σ = 111462997524480. Its totient is φ = 91181525299200.

The previous prime is 101012103320189. The next prime is 101012103320207. The reversal of 101012103320203 is 302023301210101.

It is a cyclic number.

It is not a de Polignac number, because 101012103320203 - 2²⁹ = 101011566449291 is a prime.

It is a super-2 number, since 2×101012103320203² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (101012103320207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10161156213 + ... + 10161166153.

It is an arithmetic number, because the mean of its divisors is an integer number (1741609336320).

Almost surely, 2^{101012103320203} is an apocalyptic number.

101012103320203 is a deficient number, since it is larger than the sum of its proper divisors (10450894204277).

101012103320203 is a wasteful number, since it uses less digits than its factorization.

101012103320203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10988.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 101012103320203 its reverse (302023301210101), we get a palindrome (403035404530304).

The spelling of 101012103320203 in words is "one hundred one trillion, twelve billion, one hundred three million, three hundred twenty thousand, two hundred three".