103021210000 has 100 divisors (see below), whose sum is σ = 253149053872. Its totient is φ = 40593168000.

The previous prime is 103021209979. The next prime is 103021210003. The reversal of 103021210000 is 12120301.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×103021210000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (103021210003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 593119 + ... + 746881.

Almost surely, 2^103021210000 is an apocalyptic number.

103021210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103021210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126574526936).

103021210000 is an abundant number, since it is smaller than the sum of its proper divisors (150127843872).

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

103021210000 is an equidigital number, since it uses as much as digits as its factorization.

103021210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153858 (or 153837 counting only the distinct ones).

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

Adding to 103021210000 its reverse (12120301), we get a palindrome (103033330301).

The spelling of 103021210000 in words is "one hundred three billion, twenty-one million, two hundred ten thousand".