100120001121002 has 4 divisors (see below), whose sum is σ = 150180001681506. Its totient is φ = 50060000560500.

The previous prime is 100120001120969. The next prime is 100120001121031. The reversal of 100120001121002 is 200121100021001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81132552184321 + 18987448936681 = 9007361^2 + 4357459^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25030000280249 + ... + 25030000280252.

Almost surely, 2^{100120001121002} is an apocalyptic number.

100120001121002 is a deficient number, since it is larger than the sum of its proper divisors (50060000560504).

100120001121002 is an equidigital number, since it uses as much as digits as its factorization.

100120001121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50060000560503.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100120001121002 its reverse (200121100021001), we get a palindrome (300241101142003).

The spelling of 100120001121002 in words is "one hundred trillion, one hundred twenty billion, one million, one hundred twenty-one thousand, two".