10621143542100 has 144 divisors (see below), whose sum is σ = 37822164587648. Its totient is φ = 2240944565760.

The previous prime is 10621143542063. The next prime is 10621143542137. The reversal of 10621143542100 is 124534112601.

It is an interprime number because it is at equal distance from previous prime (10621143542063) and next prime (10621143542137).

It is a super-2 number, since 2×10621143542100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194499139 + ... + 194553738.

Almost surely, 2^{10621143542100} is an apocalyptic number.

10621143542100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10621143542100 is an abundant number, since it is smaller than the sum of its proper divisors (27201021045548).

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

10621143542100 is a wasteful number, since it uses less digits than its factorization.

10621143542100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389052914 (or 389052907 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 10621143542100 its reverse (124534112601), we get a palindrome (10745677654701).

The spelling of 10621143542100 in words is "ten trillion, six hundred twenty-one billion, one hundred forty-three million, five hundred forty-two thousand, one hundred".