10221001121010 has 32 divisors (see below), whose sum is σ = 24530491412352. Its totient is φ = 2725590440960.

The previous prime is 10221001120987. The next prime is 10221001121021. The reversal of 10221001121010 is 1012110012201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12159442 + ... + 12972818.

It is an arithmetic number, because the mean of its divisors is an integer number (766577856636).

Almost surely, 2^{10221001121010} is an apocalyptic number.

10221001121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221001121010 is an abundant number, since it is smaller than the sum of its proper divisors (14309490291342).

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

10221001121010 is a wasteful number, since it uses less digits than its factorization.

10221001121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232258.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10221001121010 its reverse (1012110012201), we get a palindrome (11233111133211).

The spelling of 10221001121010 in words is "ten trillion, two hundred twenty-one billion, one million, one hundred twenty-one thousand, ten".