103012213320 has 160 divisors (see below), whose sum is σ = 366602484600. Its totient is φ = 25854031872.

The previous prime is 103012213319. The next prime is 103012213331. The reversal of 103012213320 is 23312210301.

103012213320 is a `hidden beast` number, since 10 + 301 + 2 + 21 + 332 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 62681131044 + 40331082276 = 250362^2 + 200826^2 .

It is a super-2 number, since 2×103012213320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 103012213293 and 103012213302.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 880035 + ... + 990194.

Almost surely, 2^103012213320 is an apocalyptic number.

103012213320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103012213320 is an abundant number, since it is smaller than the sum of its proper divisors (263590271280).

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

103012213320 is a wasteful number, since it uses less digits than its factorization.

103012213320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870269 (or 1870256 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103012213320 its reverse (23312210301), we get a palindrome (126324423621).

The spelling of 103012213320 in words is "one hundred three billion, twelve million, two hundred thirteen thousand, three hundred twenty".