101221001211130 has 8 divisors (see below), whose sum is σ = 182197802180052. Its totient is φ = 40488400484448.

The previous prime is 101221001211101. The next prime is 101221001211131. The reversal of 101221001211130 is 31112100122101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 93689758346409 + 7531242864721 = 9679347^2 + 2744311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (101221001211131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5061050060547 + ... + 5061050060566.

Almost surely, 2^{101221001211130} is an apocalyptic number.

101221001211130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101221001211130 is a deficient number, since it is larger than the sum of its proper divisors (80976800968922).

101221001211130 is a wasteful number, since it uses less digits than its factorization.

101221001211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10122100121120.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 101221001211130 its reverse (31112100122101), we get a palindrome (132333101333231).

The spelling of 101221001211130 in words is "one hundred one trillion, two hundred twenty-one billion, one million, two hundred eleven thousand, one hundred thirty".