2210104120402 has 4 divisors (see below), whose sum is σ = 3315156180606. Its totient is φ = 1105052060200.

The previous prime is 2210104120373. The next prime is 2210104120409. The reversal of 2210104120402 is 2040214010122.

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., 1504569638881 + 705534481521 = 1226609^2 + 839961^2 .

It is a super-2 number, since 2×2210104120402² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2210104120402.

It is not an unprimeable number, because it can be changed into a prime (2210104120409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552526030099 + ... + 552526030102.

Almost surely, 2^{2210104120402} is an apocalyptic number.

2210104120402 is a deficient number, since it is larger than the sum of its proper divisors (1105052060204).

2210104120402 is a wasteful number, since it uses less digits than its factorization.

2210104120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105052060203.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2210104120402 its reverse (2040214010122), we get a palindrome (4250318130524).

The spelling of 2210104120402 in words is "two trillion, two hundred ten billion, one hundred four million, one hundred twenty thousand, four hundred two".