1009210920093 has 24 divisors (see below), whose sum is σ = 1484480031840. Its totient is φ = 660512115360.

The previous prime is 1009210920059. The next prime is 1009210920103. The reversal of 1009210920093 is 3900290129001.

It is a happy number.

It is not a de Polignac number, because 1009210920093 - 2¹⁰ = 1009210919069 is a prime.

It is a super-2 number, since 2×1009210920093² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009210910093) 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, 1470303 + ... + 2044556.

It is an arithmetic number, because the mean of its divisors is an integer number (61853334660).

Almost surely, 2^{1009210920093} is an apocalyptic number.

It is an amenable number.

1009210920093 is a deficient number, since it is larger than the sum of its proper divisors (475269111747).

1009210920093 is a wasteful number, since it uses less digits than its factorization.

1009210920093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515449 (or 3515446 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The spelling of 1009210920093 in words is "one trillion, nine billion, two hundred ten million, nine hundred twenty thousand, ninety-three".