10202221122103 has 4 divisors (see below), whose sum is σ = 10202250805240. Its totient is φ = 10202191438968.

The previous prime is 10202221122047. The next prime is 10202221122139. The reversal of 10202221122103 is 30122112220201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202221122103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202221122193) 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, 14319900 + ... + 15015457.

It is an arithmetic number, because the mean of its divisors is an integer number (2550562701310).

Almost surely, 2^{10202221122103} is an apocalyptic number.

10202221122103 is a deficient number, since it is larger than the sum of its proper divisors (29683137).

10202221122103 is an equidigital number, since it uses as much as digits as its factorization.

10202221122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29683136.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10202221122103 its reverse (30122112220201), we get a palindrome (40324333342304).

The spelling of 10202221122103 in words is "ten trillion, two hundred two billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred three".