345542201100 has 90 divisors (see below), whose sum is σ = 1120111331724. Its totient is φ = 92144584800.

The previous prime is 345542201087. The next prime is 345542201111. The reversal of 345542201100 is 1102245543.

345542201100 is a `hidden beast` number, since 3 + 4 + 5 + 542 + 2 + 0 + 110 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 21321666 + ... + 21337865.

Almost surely, 2^345542201100 is an apocalyptic number.

345542201100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345542201100 is an abundant number, since it is smaller than the sum of its proper divisors (774569130624).

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

345542201100 is a wasteful number, since it uses less digits than its factorization.

345542201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42659557 (or 42659541 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 345542201100 its reverse (1102245543), we get a palindrome (346644446643).

The spelling of 345542201100 in words is "three hundred forty-five billion, five hundred forty-two million, two hundred one thousand, one hundred".