10021201111210 has 32 divisors (see below), whose sum is σ = 18081200987712. Its totient is φ = 3998918551680.

The previous prime is 10021201111127. The next prime is 10021201111211. The reversal of 10021201111210 is 1211110212001.

It is a happy number.

It is a super-2 number, since 2×10021201111210² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10021201111211) 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, 35347542 + ... + 35629918.

It is an arithmetic number, because the mean of its divisors is an integer number (565037530866).

Almost surely, 2^{10021201111210} is an apocalyptic number.

10021201111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021201111210 is a deficient number, since it is larger than the sum of its proper divisors (8059999876502).

10021201111210 is a wasteful number, since it uses less digits than its factorization.

10021201111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290838.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10021201111210 its reverse (1211110212001), we get a palindrome (11232311323211).

The spelling of 10021201111210 in words is "ten trillion, twenty-one billion, two hundred one million, one hundred eleven thousand, two hundred ten".