1022100103 has 4 divisors (see below), whose sum is σ = 1032220008. Its totient is φ = 1011980200.

The previous prime is 1022100049. The next prime is 1022100109. The reversal of 1022100103 is 3010012201.

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-1022100103 is a prime.

It is a super-3 number, since 3×1022100103³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022100103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022100109) 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, 5059801 + ... + 5060002.

It is an arithmetic number, because the mean of its divisors is an integer number (258055002).

Almost surely, 2^1022100103 is an apocalyptic number.

1022100103 is a deficient number, since it is larger than the sum of its proper divisors (10119905).

1022100103 is a wasteful number, since it uses less digits than its factorization.

1022100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10119904.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1022100103 is about 31970.3003270223. The cubic root of 1022100103 is about 1007.3130893530.

Adding to 1022100103 its reverse (3010012201), we get a palindrome (4032112304).

The spelling of 1022100103 in words is "one billion, twenty-two million, one hundred thousand, one hundred three".