103221210130 has 96 divisors (see below), whose sum is σ = 209159069616. Its totient is φ = 36542803968.

The previous prime is 103221210121. The next prime is 103221210143. The reversal of 103221210130 is 31012122301.

It can be written as a sum of positive squares in 8 ways, for example, as 38873248569 + 64347961561 = 197163^2 + 253669^2 .

It is a super-2 number, since 2×103221210130² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8401552 + ... + 8413828.

Almost surely, 2^103221210130 is an apocalyptic number.

103221210130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103221210130 is an abundant number, since it is smaller than the sum of its proper divisors (105937859486).

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

103221210130 is a wasteful number, since it uses less digits than its factorization.

103221210130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12476 (or 12457 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 103221210130 its reverse (31012122301), we get a palindrome (134233332431).

The spelling of 103221210130 in words is "one hundred three billion, two hundred twenty-one million, two hundred ten thousand, one hundred thirty".