10211220120010 has 32 divisors (see below), whose sum is σ = 22621779960192. Its totient is φ = 3231682850880.

The previous prime is 10211220120001. The next prime is 10211220120019. The reversal of 10211220120010 is 1002102211201.

It is an interprime number because it is at equal distance from previous prime (10211220120001) and next prime (10211220120019).

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (10211220120019) 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, 5610559596 + ... + 5610561415.

It is an arithmetic number, because the mean of its divisors is an integer number (706930623756).

Almost surely, 2^{10211220120010} is an apocalyptic number.

10211220120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10211220120010 is an abundant number, since it is smaller than the sum of its proper divisors (12410559840182).

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

10211220120010 is a wasteful number, since it uses less digits than its factorization.

10211220120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11221121038.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10211220120010 its reverse (1002102211201), we get a palindrome (11213322331211).

The spelling of 10211220120010 in words is "ten trillion, two hundred eleven billion, two hundred twenty million, one hundred twenty thousand, ten".