102003021122 has 8 divisors (see below), whose sum is σ = 153008871372. Its totient is φ = 51000064000.

The previous prime is 102003021119. The next prime is 102003021151. The reversal of 102003021122 is 221120300201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 100217198041 + 1785823081 = 316571^2 + 42259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102003021097 and 102003021106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632879 + ... + 777522.

Almost surely, 2^102003021122 is an apocalyptic number.

102003021122 is a deficient number, since it is larger than the sum of its proper divisors (51005850250).

102003021122 is a wasteful number, since it uses less digits than its factorization.

102003021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446564.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 102003021122 its reverse (221120300201), we get a palindrome (323123321323).

The spelling of 102003021122 in words is "one hundred two billion, three million, twenty-one thousand, one hundred twenty-two".