1550223102 has 8 divisors (see below), whose sum is σ = 3100446216. Its totient is φ = 516741032.

The previous prime is 1550223097. The next prime is 1550223127. The reversal of 1550223102 is 2013220551.

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

1550223102 is an admirable number.

It is a congruent number.

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, 129185253 + ... + 129185264.

It is an arithmetic number, because the mean of its divisors is an integer number (387555777).

Almost surely, 2^1550223102 is an apocalyptic number.

1550223102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1550223102 is a wasteful number, since it uses less digits than its factorization.

1550223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258370522.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1550223102 is about 39372.8726663422. The cubic root of 1550223102 is about 1157.3500503461.

Adding to 1550223102 its reverse (2013220551), we get a palindrome (3563443653).

The spelling of 1550223102 in words is "one billion, five hundred fifty million, two hundred twenty-three thousand, one hundred two".