2113020002 has 4 divisors (see below), whose sum is σ = 3169530006. Its totient is φ = 1056510000.

The previous prime is 2113019983. The next prime is 2113020023. The reversal of 2113020002 is 2000203112.

It is a happy number.

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., 2112229681 + 790321 = 45959^2 + 889^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528254999 + ... + 528255002.

Almost surely, 2^2113020002 is an apocalyptic number.

2113020002 is a deficient number, since it is larger than the sum of its proper divisors (1056510004).

2113020002 is a wasteful number, since it uses less digits than its factorization.

2113020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056510003.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2113020002 is about 45967.5973050583. The cubic root of 2113020002 is about 1283.2202449326.

Adding to 2113020002 its reverse (2000203112), we get a palindrome (4113223114).

The spelling of 2113020002 in words is "two billion, one hundred thirteen million, twenty thousand, two".