1616422211031 has 16 divisors (see below), whose sum is σ = 2191470415488. Its totient is φ = 1059509071200.

The previous prime is 1616422211017. The next prime is 1616422211051. The reversal of 1616422211031 is 1301122246161.

It is not a de Polignac number, because 1616422211031 - 2⁶ = 1616422210967 is a prime.

It is a super-2 number, since 2×1616422211031² (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 1616422211031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616422211051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1390581 + ... + 2273006.

It is an arithmetic number, because the mean of its divisors is an integer number (136966900968).

Almost surely, 2^{1616422211031} is an apocalyptic number.

1616422211031 is a deficient number, since it is larger than the sum of its proper divisors (575048204457).

1616422211031 is a wasteful number, since it uses less digits than its factorization.

1616422211031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666062.

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 1616422211031 its reverse (1301122246161), we get a palindrome (2917544457192).

The spelling of 1616422211031 in words is "one trillion, six hundred sixteen billion, four hundred twenty-two million, two hundred eleven thousand, thirty-one".