101101221010 has 32 divisors (see below), whose sum is σ = 189096735744. Its totient is φ = 38876760000.

The previous prime is 101101220963. The next prime is 101101221019. The reversal of 101101221010 is 10122101101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (101101221019) 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, 1033101 + ... + 1126720.

It is an arithmetic number, because the mean of its divisors is an integer number (5909272992).

Almost surely, 2^101101221010 is an apocalyptic number.

101101221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101101221010 is a deficient number, since it is larger than the sum of its proper divisors (87995514734).

101101221010 is a wasteful number, since it uses less digits than its factorization.

101101221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160010.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 101101221010 its reverse (10122101101), we get a palindrome (111223322111).

The spelling of 101101221010 in words is "one hundred one billion, one hundred one million, two hundred twenty-one thousand, ten".