10121210320030 has 32 divisors (see below), whose sum is σ = 19223871912000. Its totient is φ = 3828952250112.

The previous prime is 10121210320027. The next prime is 10121210320037. The reversal of 10121210320030 is 3002301212101.

It is a junction number, because it is equal to n+sod(n) for n = 10121210319986 and 10121210320013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121210320037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247200105 + ... + 247241044.

It is an arithmetic number, because the mean of its divisors is an integer number (600745997250).

Almost surely, 2^{10121210320030} is an apocalyptic number.

10121210320030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121210320030 is a deficient number, since it is larger than the sum of its proper divisors (9102661591970).

10121210320030 is a wasteful number, since it uses less digits than its factorization.

10121210320030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494441268.

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

Adding to 10121210320030 its reverse (3002301212101), we get a palindrome (13123511532131).

The spelling of 10121210320030 in words is "ten trillion, one hundred twenty-one billion, two hundred ten million, three hundred twenty thousand, thirty".