2000121001012 has 24 divisors (see below), whose sum is σ = 3582189670752. Its totient is φ = 976645740000.

The previous prime is 2000121000967. The next prime is 2000121001103. The reversal of 2000121001012 is 2101001210002.

It is a self number, because there is not a number n which added to its sum of digits gives 2000121001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135387 + ... + 2004637.

It is an arithmetic number, because the mean of its divisors is an integer number (149257902948).

Almost surely, 2^{2000121001012} is an apocalyptic number.

It is an amenable number.

2000121001012 is a deficient number, since it is larger than the sum of its proper divisors (1582068669740).

2000121001012 is a wasteful number, since it uses less digits than its factorization.

2000121001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875519 (or 1875517 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2000121001012 its reverse (2101001210002), we get a palindrome (4101122211014).

The spelling of 2000121001012 in words is "two trillion, one hundred twenty-one million, one thousand, twelve".