101221001211104 has 48 divisors (see below), whose sum is σ = 199535636643840. Its totient is φ = 50545298643840.

The previous prime is 101221001211101. The next prime is 101221001211131. The reversal of 101221001211104 is 401112100122101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101221001211101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224929427 + ... + 225378989.

It is an arithmetic number, because the mean of its divisors is an integer number (4156992430080).

Almost surely, 2^{101221001211104} is an apocalyptic number.

It is an amenable number.

101221001211104 is a deficient number, since it is larger than the sum of its proper divisors (98314635432736).

101221001211104 is an equidigital number, since it uses as much as digits as its factorization.

101221001211104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458623 (or 458615 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101221001211104 its reverse (401112100122101), we get a palindrome (502333101333205).

The spelling of 101221001211104 in words is "one hundred one trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, one hundred four".