101002103121203 has 4 divisors (see below), whose sum is σ = 102424667953968. Its totient is φ = 99579538288440.

The previous prime is 101002103121173. The next prime is 101002103121221. The reversal of 101002103121203 is 302121301200101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101002103121203 - 2⁴² = 96604056610099 is a prime.

It is a super-2 number, since 2×101002103121203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002103021203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711282416276 + ... + 711282416417.

It is an arithmetic number, because the mean of its divisors is an integer number (25606166988492).

Almost surely, 2^{101002103121203} is an apocalyptic number.

101002103121203 is a deficient number, since it is larger than the sum of its proper divisors (1422564832765).

101002103121203 is an equidigital number, since it uses as much as digits as its factorization.

101002103121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422564832764.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101002103121203 its reverse (302121301200101), we get a palindrome (403123404321304).

The spelling of 101002103121203 in words is "one hundred one trillion, two billion, one hundred three million, one hundred twenty-one thousand, two hundred three".