2102151562 has 16 divisors (see below), whose sum is σ = 3760371072. Its totient is φ = 861751440.

The previous prime is 2102151553. The next prime is 2102151577. The reversal of 2102151562 is 2651512012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3263889 + ... + 3264532.

It is an arithmetic number, because the mean of its divisors is an integer number (235023192).

Almost surely, 2^2102151562 is an apocalyptic number.

2102151562 is a deficient number, since it is larger than the sum of its proper divisors (1658219510).

2102151562 is a wasteful number, since it uses less digits than its factorization.

2102151562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6528453.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 2102151562 is about 45849.2264056876. The cubic root of 2102151562 is about 1281.0163562636.

Adding to 2102151562 its reverse (2651512012), we get a palindrome (4753663574).

It can be divided in two parts, 2102 and 151562, that added together give a square (153664 = 392²).

The spelling of 2102151562 in words is "two billion, one hundred two million, one hundred fifty-one thousand, five hundred sixty-two".