1000012120010 has 16 divisors (see below), whose sum is σ = 1826887814496. Its totient is φ = 394034626128.

The previous prime is 1000012119991. The next prime is 1000012120057. The reversal of 1000012120010 is 100212100001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000012120010.

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, 746277032 + ... + 746278371.

It is an arithmetic number, because the mean of its divisors is an integer number (114180488406).

Almost surely, 2^{1000012120010} is an apocalyptic number.

1000012120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000012120010 is a deficient number, since it is larger than the sum of its proper divisors (826875694486).

1000012120010 is a wasteful number, since it uses less digits than its factorization.

1000012120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492555477.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1000012120010 its reverse (100212100001), we get a palindrome (1100224220011).

The spelling of 1000012120010 in words is "one trillion, twelve million, one hundred twenty thousand, ten".