2101211101019 has 8 divisors (see below), whose sum is σ = 2102037181920. Its totient is φ = 2100385134400.

The previous prime is 2101211101013. The next prime is 2101211101027. The reversal of 2101211101019 is 9101011121012.

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

It is a cyclic number.

It is not a de Polignac number, because 2101211101019 - 2²⁰ = 2101210052443 is a prime.

It is a super-2 number, since 2×2101211101019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101211101013) 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, 59019914 + ... + 59055504.

It is an arithmetic number, because the mean of its divisors is an integer number (262754647740).

Almost surely, 2^{2101211101019} is an apocalyptic number.

2101211101019 is a deficient number, since it is larger than the sum of its proper divisors (826080901).

2101211101019 is a wasteful number, since it uses less digits than its factorization.

2101211101019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57141.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 2101211101019 in words is "two trillion, one hundred one billion, two hundred eleven million, one hundred one thousand, nineteen".