1011001020219 has 24 divisors (see below), whose sum is σ = 1515342546432. Its totient is φ = 649054027440.

The previous prime is 1011001020157. The next prime is 1011001020317. The reversal of 1011001020219 is 9120201001101.

It is a happy number.

It is not a de Polignac number, because 1011001020219 - 2⁷ = 1011001020091 is a prime.

It is a super-2 number, since 2×1011001020219² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011001025219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18369747 + ... + 18424700.

It is an arithmetic number, because the mean of its divisors is an integer number (63139272768).

Almost surely, 2^{1011001020219} is an apocalyptic number.

1011001020219 is a deficient number, since it is larger than the sum of its proper divisors (504341526213).

1011001020219 is a wasteful number, since it uses less digits than its factorization.

1011001020219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36794567 (or 36794564 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 1011001020219 in words is "one trillion, eleven billion, one million, twenty thousand, two hundred nineteen".