3722104120402 has 4 divisors (see below), whose sum is σ = 5583156180606. Its totient is φ = 1861052060200.

The previous prime is 3722104120373. The next prime is 3722104120409. The reversal of 3722104120402 is 2040214012273.

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., 2980729737441 + 741374382961 = 1726479^2 + 861031^2 .

It is a super-2 number, since 2×3722104120402² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3722104120409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 930526030099 + ... + 930526030102.

Almost surely, 2^{3722104120402} is an apocalyptic number.

3722104120402 is a deficient number, since it is larger than the sum of its proper divisors (1861052060204).

3722104120402 is a wasteful number, since it uses less digits than its factorization.

3722104120402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861052060203.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 3722104120402 its reverse (2040214012273), we get a palindrome (5762318132675).

The spelling of 3722104120402 in words is "three trillion, seven hundred twenty-two billion, one hundred four million, one hundred twenty thousand, four hundred two".