121222022002010 has 16 divisors (see below), whose sum is σ = 218633436112896. Its totient is φ = 48392409576528.

The previous prime is 121222022002009. The next prime is 121222022002051. The reversal of 121222022002010 is 10200220222121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 121222022002010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12049897754 + ... + 12049907813.

It is an arithmetic number, because the mean of its divisors is an integer number (13664589757056).

Almost surely, 2^{121222022002010} is an apocalyptic number.

121222022002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121222022002010 is a deficient number, since it is larger than the sum of its proper divisors (97411414110886).

121222022002010 is a wasteful number, since it uses less digits than its factorization.

121222022002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24099806077.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121222022002010 its reverse (10200220222121), we get a palindrome (131422242224131).

The spelling of 121222022002010 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, twenty-two million, two thousand, ten".