101121020219973 has 8 divisors (see below), whose sum is σ = 145199413649248. Its totient is φ = 62228320135344.

The previous prime is 101121020219959. The next prime is 101121020220067. The reversal of 101121020219973 is 379912020121101.

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

It is not a de Polignac number, because 101121020219973 - 2¹⁶ = 101121020154437 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 2592846672307 = 101121020219973 / (1 + 0 + 1 + 1 + 2 + 1 + 0 + 2 + 0 + 2 + 1 + 9 + 9 + 7 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101121020219953) 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, 1296423336115 + ... + 1296423336192.

It is an arithmetic number, because the mean of its divisors is an integer number (18149926706156).

Almost surely, 2^{101121020219973} is an apocalyptic number.

101121020219973 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

101121020219973 is a deficient number, since it is larger than the sum of its proper divisors (44078393429275).

101121020219973 is a wasteful number, since it uses less digits than its factorization.

101121020219973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592846672323.

The product of its (nonzero) digits is 13608, while the sum is 39.

The spelling of 101121020219973 in words is "one hundred one trillion, one hundred twenty-one billion, twenty million, two hundred nineteen thousand, nine hundred seventy-three".