20153351422 has 8 divisors (see below), whose sum is σ = 30231234000. Its totient is φ = 10076273424.

The previous prime is 20153351399. The next prime is 20153351431. The reversal of 20153351422 is 22415335102.

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

It is a congruent number.

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, 134047 + ... + 241402.

It is an arithmetic number, because the mean of its divisors is an integer number (3778904250).

Almost surely, 2^20153351422 is an apocalyptic number.

20153351422 is a deficient number, since it is larger than the sum of its proper divisors (10077882578).

20153351422 is a wasteful number, since it uses less digits than its factorization.

20153351422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402290.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 20153351422 its reverse (22415335102), we get a palindrome (42568686524).

The spelling of 20153351422 in words is "twenty billion, one hundred fifty-three million, three hundred fifty-one thousand, four hundred twenty-two".