101221001022010 has 16 divisors (see below), whose sum is σ = 182461474503072. Its totient is φ = 40429806483600.

The previous prime is 101221001022007. The next prime is 101221001022059. The reversal of 101221001022010 is 10220100122101.

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, 7324233396 + ... + 7324247215.

It is an arithmetic number, because the mean of its divisors is an integer number (11403842156442).

Almost surely, 2^{101221001022010} is an apocalyptic number.

101221001022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101221001022010 is a deficient number, since it is larger than the sum of its proper divisors (81240473481062).

101221001022010 is a wasteful number, since it uses less digits than its factorization.

101221001022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14648481309.

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

Adding to 101221001022010 its reverse (10220100122101), we get a palindrome (111441101144111).

The spelling of 101221001022010 in words is "one hundred one trillion, two hundred twenty-one billion, one million, twenty-two thousand, ten".