2111121012002 has 8 divisors (see below), whose sum is σ = 3166918993836. Its totient is φ = 1055481347392.

The previous prime is 2111121011957. The next prime is 2111121012019. The reversal of 2111121012002 is 2002101211112.

It can be written as a sum of positive squares in 2 ways, for example, as 1984889317321 + 126231694681 = 1408861^2 + 355291^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39545963 + ... + 39599310.

Almost surely, 2^{2111121012002} is an apocalyptic number.

2111121012002 is a deficient number, since it is larger than the sum of its proper divisors (1055797981834).

2111121012002 is a wasteful number, since it uses less digits than its factorization.

2111121012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79158612.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2111121012002 its reverse (2002101211112), we get a palindrome (4113222223114).

The spelling of 2111121012002 in words is "two trillion, one hundred eleven billion, one hundred twenty-one million, twelve thousand, two".