2001011009292 has 36 divisors (see below), whose sum is σ = 5129352171216. Its totient is φ = 657609251040.

The previous prime is 2001011009287. The next prime is 2001011009297. The reversal of 2001011009292 is 2929001101002.

It is an interprime number because it is at equal distance from previous prime (2001011009287) and next prime (2001011009297).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (2001011009297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391431523 + ... + 391436634.

It is an arithmetic number, because the mean of its divisors is an integer number (142482004756).

Almost surely, 2^{2001011009292} is an apocalyptic number.

It is an amenable number.

2001011009292 is an abundant number, since it is smaller than the sum of its proper divisors (3128341161924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001011009292 is a wasteful number, since it uses less digits than its factorization.

2001011009292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782868238 (or 782868233 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 2001011009292 in words is "two trillion, one billion, eleven million, nine thousand, two hundred ninety-two".