210203155104040 has 128 divisors (see below), whose sum is σ = 577198557849600. Its totient is φ = 67339831587840.

The previous prime is 210203155103939. The next prime is 210203155104043. The reversal of 210203155104040 is 40401551302012.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (210203155104043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 417281959 + ... + 417785398.

It is an arithmetic number, because the mean of its divisors is an integer number (4509363733200).

Almost surely, 2^{210203155104040} is an apocalyptic number.

210203155104040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210203155104040 is an abundant number, since it is smaller than the sum of its proper divisors (366995402745560).

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

210203155104040 is a wasteful number, since it uses less digits than its factorization.

210203155104040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835067435 (or 835067431 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 210203155104040 in words is "two hundred ten trillion, two hundred three billion, one hundred fifty-five million, one hundred four thousand, forty".