1102210405542 has 48 divisors (see below), whose sum is σ = 2391630967440. Its totient is φ = 366864097536.

The previous prime is 1102210405507. The next prime is 1102210405619. The reversal of 1102210405542 is 2455040122011.

It is a happy number.

1102210405542 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 2 + 104 + 0 + 554 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37759509 + ... + 37788687.

It is an arithmetic number, because the mean of its divisors is an integer number (49825645155).

Almost surely, 2^{1102210405542} is an apocalyptic number.

1102210405542 is an abundant number, since it is smaller than the sum of its proper divisors (1289420561898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102210405542 is a wasteful number, since it uses less digits than its factorization.

1102210405542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32197 (or 32194 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 1102210405542 its reverse (2455040122011), we get a palindrome (3557250527553).

The spelling of 1102210405542 in words is "one trillion, one hundred two billion, two hundred ten million, four hundred five thousand, five hundred forty-two".