101012110220219 has 4 divisors (see below), whose sum is σ = 110195029331160. Its totient is φ = 91829191109280.

The previous prime is 101012110220209. The next prime is 101012110220221. The reversal of 101012110220219 is 912022011210101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101012110220219 is a prime.

It is a super-2 number, since 2×101012110220219² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101012110220194 and 101012110220203.

It is not an unprimeable number, because it can be changed into a prime (101012110220209) 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, 4591459555454 + ... + 4591459555475.

It is an arithmetic number, because the mean of its divisors is an integer number (27548757332790).

Almost surely, 2^{101012110220219} is an apocalyptic number.

101012110220219 is a deficient number, since it is larger than the sum of its proper divisors (9182919110941).

101012110220219 is an equidigital number, since it uses as much as digits as its factorization.

101012110220219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9182919110940.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 101012110220219 in words is "one hundred one trillion, twelve billion, one hundred ten million, two hundred twenty thousand, two hundred nineteen".